KCSE Past Papers 2017 Chemistry paper 1 (233/1)

Chemistry - Paper 1 - November 2017 - 2 Hours

Free KCSE Mocks - KCSE Questions and Answers - Download Free KCSE Marking Schemes - KCSE Revision - KCSE Results
Kenya certificate of primary Education

2017 Chemistry paper 1

1. Table 1 shows the atomic numbers and the first ionisation energies of three elements. The letters are not actual symbols of the elements. Use it to answer the questions that follow.

(a) Explain the trend in first ionisation energy from A to C. (2 mark)

(b) Write the electronic configuration for the ion of C. (1 mark)

2. Calculate the values of X and Y in the following nuclear equation. 239U_> X Th+2 oc+2/3 92 Y (2 mark)

3. The diagram in Figure 1 shows a section of a dry cell. Study it and answer the questions that follow.

(a) Name the part labelled B. (1 mark)

(b) The part labelled A is a paste. Give a reason why it is not used in dry form. (1 mark)

(c) What is the purpose of the zinc container? (1 mark)

4. The empirical formula of lead(II) oxide was determined by passing excess dry hydrogen gas over 6.69g of heated lead(II) oxide.

(a) What was the purpose of using excess dry hydrogen gas? (2 marks)

(b) The mass of lead was found to he 6.21g. Determine the empirical formula of the oxide. (Pb = 207.0 0 = 16.0) (2 marks) 5. The set-up in Figure 2 was used to prepare a sample of ethane gas. Study it and answer the questions that follow.

6. (a) State Charles' Law. (1 mark)

(b) Explain why the pressure of a fixed mass of a gas increases, when the volume of the gas is reduced at constant temperature. (2 marks)

7. A sample of water is suspected to contain sulphate ions. Describe an experiment that can be carried out to determine the presence of sulphate ions. (3 marks)

8. (a) State one characteristic of a reaction where equilibrium has been attained. (1 mark)

(b) The following equation is in a state of equilibrium: C D Use it to sketch a graphical representation of concentration against time in seconds for the equilibrium. (2 marks)

9. Copper(II) ions react with excess aqueous ammonia to form a complex ion.

(a) (i) Write an equation for the reaction that forms the complex ion. ( I mark)

(ii) Name the complex ion. ( I mark)

(b) Explain why CH4 is not acidic while HCl is acidic yet both compounds contain hydrogen. (1 mark)

10. 20 cm3 of ethanoic acid was diluted to 400 cm3 of solution. Calculate the concentration of the solution in moles per litre. (C = 12.0 ; H = 1.0 ; 0 =16.0) (Density of ethanoic acid = 1.05 g/cm3) (3 marks)

11. An oxide of element K has the formula 1(205. (a) Determine the oxidation number of K. (1 mark)

(b) To which group of the periodic table does K belong? (1 mark)

12. Potassium nitrate liberates oxygen gas when heated. Draw a diagram of a set-up that shows heating of potassium nitrate and collection of oxygen gas. (3 marks)

13. Explain the observation made when chlorine gas is passed through a solution of potassium iodide. (3 marks)

14. Using the elements chlorine, calcium and phosphorus:

(a) Select elements that will form an oxide whose aqueous solution has a pH less than 7. ( I mark)

(b) Write an equation for the reaction between calcium oxide and dilute hydrochloric acid. (1 mark)

(c) Give one use of calcium oxide. ( I mark)

15. Starting with copper, describe how a pure sample of copper(II) carbonate can be prepared. (3 marks)

16. In an experiment, concentrated nitric(V) acid was reacted with iron(II) sulphate. State and explain the observations made. (2 marks)

17. The flow chart in Figure 3 shows the process of obtaining a sample of nitrogen gas. Study it and answer the questions that follow.

(a) Identify X (I mark)

(b) Write an equation for the reaction with heated copper turnings. (1 mark)

(c) Name an impurity in the sample of nitrogen gas. ( I mark)

18. The set-up in Figure 4 can be used to prepare nitrogen(II) oxide. Use it to answer the questions that follow.

(b) When the gas jar containing nitrogen(II) oxide is exposed to air, a brown colour is observed. Explain. (1 mark)

(c) Write an equation for the reaction which occurred in the flask. (1 mark)

19. The following procedure was used to investigate the temperature changes that occur when sodium hydroxide solution is added to dilute hydrochloric acid.

(i) Place the acid in a glass beaker and record its temperature.

(ii) Add a known volume of sodium hydroxide solution.

(iii) Stir the mixture and record the highest temperature reached.

(iv) Repeat steps

(ii) and

(iii) with different volumes of sodium hydroxide solution.

(a) State two factors that must be kept constant in this experiment (1 mark)

(b) Explain how the use of a polystyrene cup will affect the results. (1 mark)

20. Study the flow chart in Figure 5 and answer the questions that follow.

(a) Identify substances K and L. K: (1 mark) L: (1 mark)

(b) Name one reagent that can be used to carry out process J. (1 mark)

21. The atomic numbers of some elements P, Q, R and S are 6, 8, 12 and 17 respectively.

(a) Draw the dot (•) and cross (X) diagrams for the compounds formed when:

(i) R and Q react (1 mark)

(ii) P and S react. (1 mark)

(b) Explain why the melting point of the compound formed by P and S is lower than that formed by R and Q. (1 mark)

22. (a) What is an inert electrode? (1 mark)

(b) State the products formed when brine is electrolysed using inert electrodes. Anode: (1 mark)

Cathode: (1 mark)

23. Explain how a student can establish whether a liquid sample extracted from a plant is pure. (2 marks)

Anode (1 mark)

Cathode (1 mark)

23. Explain how a student can establish whether a liquid sample extracted from a plant is pure. (2 marks)

24. Figure 6 shows part of the periodic table. The letters are not the actual symbols of the elements. Stud it and answer the questions that follow.

(a) Write an equation for the reaction between M and K. (1 mark)

(b) Select the element which can form an ion with a charge of +3. (1 mark)

(c) An element J has atomic number 15. Indicate with a tick (✓), on the part of the periodic table the position of J. (1 mark)

25. In terms of structure and bonding, explain why graphite is used as a lubricant in machines. (3 marks)

26. (a) What is meant by the term bleaching? (1 mark)

(b) Write the formula of the bleaching nent formed when chlorine gas reacts with aqueous sodium hydroxide. y ( 1 mark)

(c) State the role of chlorine in water treatment. (1 mark)

27. (a) Name two ores in which sodium occurs. ( 1 mark)

(b) During extraction of sodium using the down's process, calcium chloride is added to the ore. Give a reason for the addition of calcium chloride. (1 mark)

(c) State two uses of sodium. ( I mark)

28. When an aqueous solution of compound X was mixed with a few drops of bromine water, the colour of the mixture remained yellow. When another portion of solution X was reacted with acidified potassium dichromate(VI), the colour of the mixture changed from orange to green.

(a) What conclusion can be made from the use of:

(i) bromine water? (1 mark)

(ii) acidified potassium dichromate(VI)? (1 mark)

(b) Solution X was reacted with a piece of a metal and a colourless gas was produced. Describe a simple experiment to identify the gas. (1 mark)

Questions and Answers

2017 Chemistry paper 1

1. Table 1 shows the atomic numbers and the first ionisation energies of three elements. The letters are not actual symbols of the elements. Use it to answer the questions that follow.

(a) Explain the trend in first ionisation energy from A to C. (2 mark)

- Ionisation energy decreases down the group 1 elements.

- This is because atomic radii increases from A to C (down the group) /outermost electron is far from nucleus hence requires less energy to be lost during reaction.

(b) Write the electronic configuration for the ion of C. (1 mark)

- Electron configuration of ion of C- 2.8.8

2. Calculate the values of X and Y in the following nuclear equation. 239U_> X Th+2 oc+2/3 92 Y (2 mark)

- x = 231

- y = 90

3. The diagram in Figure 1 shows a section of a dry cell. Study it and answer the questions that follow.

(a) Name the part labelled B. (1 mark)

- Carbon electrode (Anode) / Graphite electrode

(b) The part labelled A is a paste. Give a reason why it is not used in dry form. (1 mark)

- To allow movement of ions / to have it as an electrolyte. When dry, the ions are immobile.

(c) What is the purpose of the zinc container? (1 mark)

- It is the cathode / negative electrode

4. The empirical formula of lead(II) oxide was determined by passing excess dry hydrogen gas over 6.69g of heated lead(II) oxide.

(a) What was the purpose of using excess dry hydrogen gas? (2 marks)

- To ensure all the oxide was reduced.

(b) The mass of lead was found to he 6.21g. Determine the empirical formula of the oxide. (Pb = 207.0 0 = 16.0) (2 marks)

- Mass of oxygen 6.69 — 6.21

5. The set-up in Figure 2 was used to prepare a sample of ethane gas. Study it and answer the questions that follow.
(a) Name B - sodium propanoate/: C2H5COONa / CH3CH2COONa ( 1 mark)

(b) Write an equation for the complete combustion of ethane. (1 mark)

2C2H6(g) + 702(g) -> 4CO(g)+6H20(l) .

(c) State one use of ethane. (1 mark)

- as Fuel

- Production of ethene

- Production of hydrogen gas

6. (a) State Charles' Law. (1 mark)

- The volume of a fixed mass of a gas is directly proportional to the absolute temperature at constant pressure.

(b) Explain why the pressure of a fixed mass of a gas increases, when the volume of the gas is reduced at constant temperature. (2 marks)

- As the volume decreases, there is increased bombardment / collisions of the molecules against the walls of the container, hence increased pressure.

7. A sample of water is suspected to contain sulphate ions. Describe an experiment that can be carried out to determine the presence of sulphate ions. (3 marks)

• Add aqueous barium nitrate / barium chloride to sample; Followed by dilute nitric(V) acid or HCI;

• If white precipitate persists, then S042- ionsare present;

• If the precipitate dissolves then S042- ionsare absent.

OR

• Add lead(II) nitrate solution

8. (a) State one characteristic of a reaction where equilibrium has been attained. (1 mark)

- The concentrations of reactants and products remain constant or Rate of forward reactions is equal to the rate of backward reaction.

(b) The following equation is in a state of equilibrium: C D Use it to sketch a graphical representation of concentration against time in seconds for the equilibrium. (2 marks)

9. Copper(II) ions react with excess aqueous ammonia to form a complex ion.

(a) (i) Write an equation for the reaction that forms the complex ion. ( I mark)

Cu(OH)2(s)+ 4NH3 (aq) -+ [Cu(NH 3)4]2++ (aq)+2OH-- (aq) OR Cu2+ (act), 4NH3 (aq) [Cu(NH3)4]2+(aq)

(ii) Name the complex ion. ( I mark)

- Tetraamine copper(II)ion

(b) Explain why CH4 is not acidic while HCl is acidic yet both compounds contain hydrogen. (1 mark)

- CH4 is a hydrocarbon, non-polar hence does not ionize in water. HCI is polar hence ionizes in water.

10. 20 cm3 of ethanoic acid was diluted to 400 cm3 of solution. Calculate the concentration of the solution in moles per litre. (C = 12.0 ; H = 1.0 ; 0 =16.0) (Density of ethanoic acid = 1.05 g/cm3) (3 marks)

Molar mass of ethanoic acid (CH3COOH) = 60g

Mass of ethanoic acid = 20 x 1.05g/cm3 =21g 21 60

Moles of ethanoic = 0.35 moles

Molarity = 0.35 400/1000 = 0.875M

11. An oxide of element K has the formula 1(205. (a) Determine the oxidation number of K. (1 mark)

= 2k+(5x-2)=0

2k=+10

k=+5

(b) To which group of the periodic table does K belong? (1 mark)

- Group 5

12. Potassium nitrate liberates oxygen gas when heated. Draw a diagram of a set-up that shows heating of potassium nitrate and collection of oxygen gas. (3 marks)

13. Explain the observation made when chlorine gas is passed through a solution of potassium iodide. (3 marks)

- A dark grey / brown solid is deposited / the solution turns black; chlorine is more reactive / a stronger oxidizing agent than iodine; Therefore displaces it from a solution of its ions OR

C12 (g) + 21- (aq) 2 Cr-(aq) + 12 (S)

14. Using the elements chlorine, calcium and phosphorus:

(a) Select elements that will form an oxide whose aqueous solution has a pH less than 7. ( I mark)

- Phosphorus and chlorine

(b) Write an equation for the reaction between calcium oxide and dilute hydrochloric acid. (1 mark)

- CaO(,) + 2HCI(,q) --> CaCl2(aq) + H2O)

(c) Give one use of calcium oxide. ( I mark)

- used to neutralize acidic soil / liming;

- drying vent;

15. Starting with copper, describe how a pure sample of copper(II) carbonate can be prepared. (3 marks)

- To copper turnings, add 50% concentration H2SO4 or HNO3 / Heat copper turnings to form copper(II) oxide and add dilute H2SO4 or HNO3 or HC1; To the resulting mixture, add excess sodium carbonate (soluble) Filter mixture; Rinse residue with water and dry between filter papers.

16. In an experiment, concentrated nitric(V) acid was reacted with iron(II) sulphate. State and explain the observations made. (2 marks)

- The mixture changed from green to yellow / formation of a brown gas; Iron(II) ions is oxidized by nitric(V) acid to Iron(III) ions / nitric(V) acid is reduced to nitrogen(II) oxide which is oxidized by oxygen to nitrogen(IV) ) oxide.

17. The flow chart in Figure 3 shows the process of obtaining a sample of nitrogen gas. Study it and answer the questions that follow.

(a) Identify X (I mark)

- Sodium hydroxide solution or Potassium hydroxide solution;

(b) Write an equation for the reaction with heated copper turnings. (1 mark)

- 12 Cu(s) + 02(g ) -> 2 CuO (s)

(c) Name an impurity in the sample of nitrogen gas. ( I mark)

- Argon,

- Neon,

- Inert gases

18. The set-up in Figure 4 can be used to prepare nitrogen(II) oxide. Use it to answer the questions that follow.

(b) When the gas jar containing nitrogen(II) oxide is exposed to air, a brown colour is observed. Explain. (1 mark)

- Moderately concentration nitric(V) acid / 50% concentrated nitric(V) acid.

(c) Write an equation for the reaction which occurred in the flask. (1 mark)

3Cu (s) + 8HNO3 (aq) 3Cu (NO3)2 (aq)+ 4H2O +2NO

19. The following procedure was used to investigate the temperature changes that occur when sodium hydroxide solution is added to dilute hydrochloric acid.

(i) Place the acid in a glass beaker and record its temperature.

(ii) Add a known volume of sodium hydroxide solution.

(iii) Stir the mixture and record the highest temperature reached.

(iv) Repeat steps

(ii) and

(iii) with different volumes of sodium hydroxide solution.

(a) State two factors that must be kept constant in this experiment (1 mark)

- concentration of acid and base

- Volume of acid used.

(b) Explain how the use of a polystyrene cup will affect the results. (1 mark)

- Improves accuracy;

- Polystyrene is a plastic and will not absorb heat /minimum heat loss

20. Study the flow chart in Figure 5 and answer the questions that follow.

(a) Identify substances K and L. K: (1 mark)

K:- Ethanoic acid / (CH3COOH)

L:- Ethene (1 mark)

(b) Name one reagent that can be used to carry out process J. (1 mark)

- Acidified potassium dichromate(VI) OR acidified potassium manganate(VII)

21. The atomic numbers of some elements P, Q, R and S are 6, 8, 12 and 17 respectively.

(a) Draw the dot (•) and cross (X) diagrams for the compounds formed when:

(i) R and Q react (1 mark)

(ii) P and S react. (1 mark)

(b) Explain why the melting point of the compound formed by P and S is lower than that formed by R and Q. (1 mark)

- Rand Q form an ionic compound with strong ionic bonds while R and S form a covalent compound seith weak Van der Waals forces.

22. (a) What is an inert electrode? (1 mark)

- is one which does not participate in the reaction / does not affect the products of electrolysis / does not react; Anode - chlorine; Cathode - Hydrogen

(b) State the products formed when brine is electrolysed using inert electrodes. Anode: (1 mark) - Chlorine

Cathode: (1 mark) - Hydrogen

23. Explain how a student can establish whether a liquid sample extracted from a plant is pure. (2 marks)

- Measure the boiling point / freezing point; -If the boiling point /freezing point is sharp, then liquid is pure.

24. Figure 6 shows part of the periodic table. The letters are not the actual symbols of the elements. Stud it and answer the questions that follow.

(a) Write an equation for the reaction between M and K. (1 mark)

4M(s) +K,(g) —> 2M2K(S) OR 4K(s) + 02(g) 2K20(s)

(b) Select the element which can form an ion with a charge of +3. (1 mark)

- J should be placed in period 3, group 5 of the periodic table

(c) An element J has atomic number 15. Indicate with a tick (✓), on the part of the periodic table the position of J. (1 mark)

25. In terms of structure and bonding, explain why graphite is used as a lubricant in machines. (3 marks)

- Graphite consists of layers of carbon atoms;

- The layers are held together by the weak Van der Waals forces of attraction;

- These layers therefore slide over each other thus preventing machine to machine contact.

26. (a) What is meant by the term bleaching? (1 mark)

- Removal of original colour from a substance and the remaining substance is white / colourless

(b) Write the formula of the bleaching agent formed when chlorine gas reacts with aqueous sodium hydroxide. ( 1 mark)

- NaCIO / NaOCI

(c) State the role of chlorine in water treatment. (1 mark)

- Kill germs / bacteria / microorganisms

27. (a) Name two ores in which sodium occurs. ( 1 mark)

• rock salt /NaCI / trona ;

• salt petre/ NaNO3.

(b) During extraction of sodium using the down's process, calcium chloride is added to the ore. Give a reason for the addition of calcium chloride. (1 mark)

To lower the melting point from 800°C to about 600°C;

(c) State two uses of sodium. ( I mark)

• street lighting;

• coolant in nuclear reactors;

• extraction of titanium;

• extraction of gold;

• manufacture of sodium cyanide;

• manufacture of sodium peroxide.

28. When an aqueous solution of compound X was mixed with a few drops of bromine water, the colour of the mixture remained yellow. When another portion of solution X was reacted with acidified potassium dichromate(VI), the colour of the mixture changed from orange to green.

(a) What conclusion can be made from the use of:

(i) bromine water? (1 mark)

Alkene, alkyne/ unsaturated hydrocarbon absent

(ii) acidified potassium dichromate(VI)? (1 mark)

— OH / R — OH present

(b) Solution X was reacted with a piece of a metal and a colourless gas was produced. Describe a simple experiment to identify the gas. (1 mark)

Lower a burning splint to the gas, a 'pop' sound should be produced showing it is hydrogen.

KCPE Results » List of National Schools in Kenya (Classified According to Clusters) » National Secondary Schools in Kenya » List of All Secondary Schools in Kenya Per County » Form 1 Intake - Selection Criteria, Selection List » KCSE Results » Secondary Schools in Kenya » KNEC - Kenya National Examinations Council KCPE Results Performance » KNEC - Kenya National Examinations Council » KCSE Results

Secondary School Scholarships in Kenya » Kenya Postgraduate Scholarships » Undergraduate Scholarships for Kenyan Students » Kenya Scholarships for Kenyan Students Studying in Kenya » Kenya Undergraduate Scholarships » The Kenya Youth Education Scholarship Fund - Scholarships Kenya - Scholarships KCSE Results » KCSE Results Top 100 Schools - Kenya Certificate of Secondary Education – KCSE » KCSE Top 100 Candidates » Kenya Certificate of Secondary Education – KCSE » KNEC - Kenya National Examinations Council » Secondary Schools in Kenya » KNEC - Kenya National Examinations Council » Free KNEC KCSE Past Papers

Kenya Scholarships for Undergraduate Students » Kenya Scholarships for Postgraduate Students » Undergraduate Scholarships for Kenyan Students » Kenya Undergraduate Scholarships » Full Undergraduate Scholarships for Kenyans » Kenya Postgraduate Scholarships » Scholarships & Grants » Undergraduate Scholarships » Universities in Kenya » Kenya Universities and Colleges Central Placement Service (KUCCPS) » Colleges in Kenya » KASNEB Registration & Results » Secondary Schools Scholarships in Kenya » Undergraduate & Graduate Scholarships for Kenyans

Powerful Motivational Quotes for Students » Success Quotes for Students » KCSE Motivational Quotes for KCSE Candidates » KCSE Success Quotes for KCSE Candidates

1 a a kcse past papers 2014 kcse marking schemes 2016 kcse papers 2016 kcse prediction questions 2018 kcse exam 2018 kcse questions a a kcse past papers advance-africa.com kcse rev quiz agriculture mock papers agriculture paper 2 questions and answers pdf alliance mocks 2017 ap biology essay questions and answers arabic exam 2016 arabic oral exam questions betrayal in the city essay questions and answers pdf betrayal in the city essay questions with answers betrayal in the city, ,,revision questions biology book 3 klb biology essay questions and answers form 4 biology essay questions and answers form 4 pdf biology essays pdf biology exam questions and answers pdf biology form 2 questions and answers pdf biology form 3 notes pdf biology form 3 questions and answers pdf biology form 3 syllabus biology form three reproduction biology form three-questions and answers biology kcse - kcse biology questions and answers - kcse biology essay questions and answers - kcse biology paper 1 2015 - kcse biology notes - kcse 2015 biology paper 2 - kcse biology practical 2015 - kcse biology practicals - kcse biology 2011

biology kcse 2017 biology kcse questions biology paper 1 questions and answers biology paper 2 questions and answers biology paper 3 questions and answers biology questions and answers for high schools biology questions and answers for high schools pdf biology questions and answers form 2 biology questions and answers multiple choice biology questions and answers on cells biology questions and answers online biology questions and answers pdf biology revision notes form 3 business past kcse past papers c.r.e form one notes pdf cambridge igcse computer science cambridge igcse computer science answers cambridge igcse computer science coursebook pdf download cambridge igcse computer science revision guide pdf cambridge igcse computer science study and revision guide pdf cambridge igcse computer science workbook - free download cambridge igcse computer science workbook pdf caucasian chalk circle essay questions chemistry paper 1 questions and answers chemistry paper 2 questions and answers chemistry paper 3 question and answer chemistry past papers form 1 chemistry past papers form 2 cie past papers computer science 0478 computer science igcse past papers xtremepapers computer science paper 2 2017 computer science past papers a level computer science past papers o level computer studies form 1 questions computer studies form 3 past papers computer studies past papers computer studies questions and answers pdf county mocks 2017 cre form 2 notes pdf cre form 3 notes cre form 3 notes pdf cre form 4 notes cre form 4 notes pdf cre form one notes cre kcse 2016 cre notes cre notes form 2 cre notes pdf cre paper 1 with answers cre paper 2 cre paper 2 topics cre preparation notes cre questions form one cre revision notes cre revision questions and answers download kcse past papers with answers dvance kcse past papers edexcel igcse computer science past papers english paper 3 question paper - 2014 kcse english paper 3 question paper - 2015 kcse english paper 3 question paper - 2016 kcse english paper 3 question paper - 2017 kcse english paper 3 question paper - 2018 kcse essay questions and answers on betrayal in the city essay questions based on betrayal in the city find download kcse past papers with answers - kcse past papers pdf download - kcse 2013 marking scheme - kcse mathematics past papers pdf - free kcse past papers and marking schemes - kcse mock papers pdf - kcse past papers 2014 pdf - kcse past papers 2015 - kcse past papers 2010 find kcse biology essay questions and answers - kcse biology practicals - kcse biology paper 1 2015 - biology essay questions and answers form 4 - kcse biology questions and answers - ap biology essay questions and answers - kcse biology notes - kcse biology paper 2 2012 - kcse biology paper 2 2015

form 2 biology questions and answers free kcse mocks 2015 free kcse past papers - kcse past papers - knec kcse online past papers - knec kcse results past papers free kcse past papers 2014 free kcse past papers kenya, free marking schemes, download ... free kcse past papers with answers free kcse questions and answers on chemistry free revision papers general biology test questions and answers general science questions and answers pdf history and government paper one topics history form one questions and answers pdf history paper 1 questions and answers history paper 2 questions and answers home science past papers igcse computer science book igcse computer science book pdf download igcse computer science notes igcse computer science paper 2 notes igcse computer science past papers igcse computer science past papers 2014 igcse computer science past papers 2017 igcse computer science pdf igcse computer science pre release material 2018 igcse computer science resources igcse computer science revision notes pdf igcse computer science workbook pdf igcse computer studies past papers interesting biology questions ire kcse past papers k.c.s.e cre paper 1 2017 k.c.s.e geography 2017 k.c.s.e mathematics paper 1 2017 k.c.s.e mocks 2018 k.c.s.e past papers 2014 kcpe 2018 predictions kcpe prediction questions kcse 2010 marking scheme kcse 2010 past papers kcse 2011 cre paper 1 kcse 2011 marking scheme kcse 2012 history paper 2 marking scheme kcse 2012 marking schemes kcse 2013 cre paper 1 kcse 2013 marking scheme kcse 2013 marking scheme pdf kcse 2014 kcse 2015 biology paper 2 kcse 2015 biology paper 3 kcse 2015 marking scheme kcse 2015 past papers kcse 2016 agriculture paper 2 kcse 2016 biology paper 1 kcse 2016 biology paper 2 kcse 2016 computer paper 1 kcse 2017 marking scheme kcse 2017 maths paper 1 kcse 2017 papers kcse 2017 papers and marking scheme kcse 2017 past papers kcse 2017 prediction pdf kcse 2018 cre prediction kcse 2018 leakage kcse 2018 marking scheme kcse 2018 papers kcse 2018 predictions kcse 2019 marking scheme kcse agriculture past papers kcse answers kcse arabic paper 1 kcse arabic paper 2 kcse arabic paper 3 kcse arabic paper 3 2016 kcse arabic past papers kcse biology 2011 kcse biology essay questions and answers kcse biology essay questions and answers - kcse revision questions and answers - kcse chemistry questions and answers - kcse revision papers with answers - kcse past papers with answers - download kcse past papers with answers - kcse questions on the river and the source - kcse revision notes

kcse biology essay questions and answers - kcse revision questions and answers - kcse chemistry questions and answers - kcse revision papers with answers - kcse past papers with answers - download kcse past papers with answers - kcse questions on the river and the source - kcse revision notes

kcse biology essay questions and answers pdf kcse biology essays kcse biology essays pdf kcse biology notes kcse biology paper 1 kcse biology paper 1 2017 kcse biology paper 1 2017 pdf kcse biology paper 2 2012 kcse biology paper 2 2015 kcse biology paper 2 2017 kcse biology paper 3 2016 kcse biology paper 3 past papers kcse biology past papers kcse biology past papers and answers kcse biology practical 2016 kcse biology practical past papers kcse biology practicals kcse biology questions and answers kcse biology questions and answers - kcse past papers biology - kcse biology essay questions and answers - kcse chemistry past papers - download kcse past papers with answers - k.c.s.e papers 2015 - k.c.s.e papers 2016 - kcse biology paper 1 2015 - kcse past papers 2015 - kcse past papers 2011 - kcse past papers 2016 - kcse past papers 2017 - 2017 kcse prediction questions - 2018 kcse prediction questions

kcse business paper 1 2016 kcse business past papers kcse business studies past papers kcse chemistry paper 1 2016 kcse chemistry paper 1 2017 kcse chemistry paper 3 2012 kcse chemistry past papers kcse chemistry past papers and answers kcse chemistry practical kcse computer studies paper 1 kcse computer studies paper 2 kcse computer studies paper 2 pdf kcse cre 2016 kcse cre paper 1 2013 kcse cre paper 1 2015 kcse cre paper 1 2016 kcse cre paper 1 2017 kcse cre paper 2 kcse cre paper 2 2016 kcse cre past papers kcse cre past papers and answers kcse english paper 3 2016 kcse english paper 3 2017 kcse essay questions in betrayal in the city kcse exam papers 2018 kcse exam papers answers kcse french paper 1 kcse french paper 2 kcse french past papers kcse general science syllabus kcse geography paper 2 2016 kcse history paper 1 2012 kcse history paper 2 2016 kcse history paper 2 2017 kcse kiswahili paper 1 2017 kcse marking scheme 2016 kcse marking schemes kcse marking schemes 2017 kcse marking schemes pdf kcse mathematics marking schemes kcse mathematics paper 1 2015 kcse mathematics paper 1 2016 kcse mathematics paper 2 2016 kcse mathematics past papers kcse mathematics past papers pdf kcse mock exams kcse mock papers 2015 kcse mock papers 2017 kcse mock papers 2018 kcse mock papers pdf kcse mock papers pdf 2018 kcse mocks 2017 kcse mocks 2018 kcse music past papers kcse online past papers kcse papers 2015 kcse past papers kcse past papers - kcpe and answers - free mocks online - kcse answers past exams question papers - downloads | kcse papers and marking schemes | exams - kcse mathematics paper 1 questions and answers - kcse cre paper 1 questions and answers - knec past papers free downloads - kcse online registration - kcpe - kcse past papers - knec - knec portal - knec past papers for colleges - kasneb - past papers - kasneb past papers for colleges - cpa past papers - https://www.knec.ac.ke/ - www.knec-portal.ac.ke/ - knec portal: kcse results, online registration, kcse result slip. knec portal confirmation - knec portal kcse results - knec examiners portal - knec website kcse past papers - kcpe and answers - free mocks online - kcse answers past exams question papers - downloads | kcse papers and marking schemes | exams - kcse mathematics paper 1 questions and answers - kcse cre paper 1 questions and answers

kcse past papers 2007 kcse past papers 2009 kcse past papers 2010 kcse past papers 2011 kcse past papers 2011 pdf kcse past papers 2012 kcse past papers 2013 kcse past papers 2013 -knec kcse past papers 2014 kcse past papers 2014 pdf kcse past papers 2015 kcse past papers 2015 marking schemes kcse past papers 2015 pdf kcse past papers 2016 kcse past papers 2016 pdf kcse past papers 2017 kcse past papers 2017 pdf kcse past papers agriculture and answers kcse past papers arabic and answers kcse past papers art and design and answers kcse past papers biology kcse past papers building and construction and answers kcse past papers business studies and answers kcse past papers chemistry kcse past papers chemistry and answers kcse past papers chemistry pdf kcse past papers computer studies and answers kcse past papers cre and answers kcse past papers electricity and answers kcse past papers english and answers kcse past papers french and answers kcse past papers general science and answers kcse past papers geography and answers kcse past papers german and answers kcse past papers history and government and answers kcse past papers home science and answers kcse past papers hre and answers kcse past papers ire and answers kcse past papers kenya sign language and answers kcse past papers kiswahili and answers kcse past papers marking scheme kcse past papers maths kcse past papers metal work and answers kcse past papers music and answers kcse past papers pdf download kcse past papers physics and answers kcse past papers physics with answers kcse past papers power mechanics and answers kcse past papers with answers kcse past papers woodwork and answers kcse physics past papers kcse prediction 2017 kcse prediction 2018 kcse prediction 2018 pdf kcse prediction papers 2018 kcse prediction questions 2018 kcse prediction questions and answers kcse questions and answers kcse questions and answers. download free kcse past papers from knec. all marking schemes - questions and answers are sourced from knec. kcse revision kcse revision papers 2014 kcse revision | secondary school | text books | text book centre kcse trial 2017 kcse trial exams 2017 kenyaplex kcse past papers kenyaplex past papers for secondary kiswahili paper 3 questions and answers klb biology form 3 pdf klb cre form 1 klb cre form 3 knec ict past papers knec past papers for colleges knec past papers free download knec past papers pdf knec revision papers knec technical exams past papers kusoma.com past papers maths kcse 2017 mock past papers 2017 mock past papers with answers mokasa mock 2017 page navigation papacambridge computer science igcse past kcse papers past papers in kenya pre mocks 2018 pte knec past papers revision sample essays on betrayal in the city school biology notes school geography notes school physics notes school river and the source themes used in betrayal in the city xtremepapers igcse computer science z notes computer science igcse

Scholarship 2018/19

Undergraduate Scholarships,
Masters Scholarships,
PhD Scholarships,
International Scholarships.