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Chemistry Past Questions and Answers

Jamb Chemistry Questions

Question 31:

Which of the following compounds is NOT formed by the action of chlorine on methane?

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A CH₃CI
B C₂H₅CI
C CH₂CI₂
D CHCI₃

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Question 32:

Which of the following substance is a mixture?

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A Granulated sugar
B Sea-water
C Sodium chloride
D Iron fillings

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Question 33:

The general formula of an alkyl halide (where X represents the halide) is?

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A C_nH_2n₂X
B C_nH_2n + ₁X
C C_nH_2n + ₂X
D C_nH_2nX

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Question 34:

Which of the following are made by the process of polymerization?

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A Nylon and soap
B Nylon and artificial rubber
C Soap and butane
D Margarine and nylon

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Question 35:

Starch can be converted to ethyl alcohol by?

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A Distillation
B Fermentation
C Isomerization
D Cracking

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