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KCSE Chemistry AI Practice

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Note: Diagram-based questions are coming soon. WAEC Biology Paper includes ~5 diagram questions.

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Question 41

Which state of matter has particles with the highest kinetic energy?
States of matterStates of mattermedium

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Question 42

In the reaction 2Al + 3Cl₂ → 2AlCl₃, how many moles of chlorine gas react with 4 moles of aluminum?
StoichiometryStoichiometrymedium

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Question 43

Which of these is a property of bases?
Acids, bases, and saltsAcids, bases, and saltseasy

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Question 44

Which element is used as the standard electrode in electrochemistry?
ElectrochemistryElectrochemistrymedium

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Question 45

Which factor does NOT affect the rate of chemical reaction?
Reaction kineticsReaction kineticsmedium

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Question 46

Which statement about chemical equilibrium is true?
Chemical equilibriumChemical equilibriummedium

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Question 47

Which acid is a strong acid?
Acids, bases, and saltsAcids, bases, and saltsmedium

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Question 48

Which of the following is an example of a hydrocarbon?
Organic chemistryOrganic chemistryeasy

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Question 49

Which polymer is formed from amino acid monomers?
Polymers and macromoleculesPolymers and macromoleculesmedium

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Question 50

What is the main difference between isotopes of an element?
Atomic structureAtomic structuremedium

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