Waec 1999 Chemistry Past Questions with Answers

Waec 1999 Chemistry Past Questions

Question 36:

WAEC 1999

Which of the following compounds is unsaturated?

A. 2-methylbutane
B. Chloromethane
C. Methylbenzene
D. 1,2-dibromoethane

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Question 37:

WAEC 1999

Which of the following compounds reacts with sodium hydroxide to form a salt?

A. CH ₃CH ₂COOH
B. (CH₃) ₃COH
C. CH₃CH=CH ₂
D. C ₆H ₁₂O ₆

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Question 38:

WAEC 1999

Alkanoates are produced from alkanols by

A. Fermentation
B. Saponification
C. Oxidation
D. Esterification

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Question 39:

WAEC 1999

Which of the following is a secondary alkanol?

A. OHCI₂-CH₂OH
B. H₂C=CH-CH₂OH
C. CH ₃-CH(OH)-CH ₃
D. CH₃-(CH₂)₃-CH₂OH

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Question 40:

WAEC 1999

Geometric (cis-trans) isomerism is exhibited by

A. C ₂H ₂CI ₂
B. CH₂CI₅
C. C ₄H ₁₀
D. C₅H₁₂

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Waec Chemistry 1999 Past Questions and Answers

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