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JAMB 2010 Chemistry Past Questions & Answers (UTME Practice)

Creado por: juanbacan
Free JAMB 2010 Chemistry past questions with answers and clear explanations. Practice online, track your score, and prepare faster for the UTME.Sin descripción disponible.
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Question 41

Which of the following organic compounds is very soluble in water?

A)

CH3COOH

B)

C2H2

C)

C2H4

D)

CH3COOC2H5

How to solve?

Question 42

Benzene reacts with hydrogen in the presence of nickel catalyst at 180⁰C to give

A)

xylene

B)

toluene

C)

cyclopentane

D)

cyclohexane

How to solve?

Question 43

Which of the following is used to hasten the ripening of fruit?

A)

Ethene

B)

Ethanol

C)

Ethyne

D)

Ethane

How to solve?

Question 44

The final products of the reaction between methane and chlorine in the presence of ultraviolet light are hydrogen chloride and

A)

tricloromethane

B)

dichloromethane

C)

tetrachloromethane

D)

chloromethane

How to solve?

Question 45

The correct order of increasing boiling points of the following compounds C3H7OH, C7H16 and C4H10 is

A)

C3H7OH → C4H10 → C7H16

B)

C4H10 → C7H16 → C3H7OH

C)

C7H16 → C3H7OH → C4H10

D)

C4H10 → C3H7OH → C7H16

How to solve?

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