Organic chemistry Quiz 11:Chemical properties of alcohols and Detection of phenol.

written by gogorabei | June 12, 2023

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#1. (31) The compound ……. changes the colour of the acidified potassium dichromate solution from orange to green.

(a) CH3OCH3

(a) CH3OCH3

(b) CH3CH2CH2OH..

(b) CH3CH2CH2OH..

(c) CH3CH2CH3

(c) CH3CH2CH3

(d) CH3COOH

(d) CH3COOH

#2. (32) The dehydration of 2-pentanol produces ……….

(a) CH₂CHCH(CH3)2

(a) CH₂CHCH(CH3)2

(b) CH2C(CH3)CH2CH3

(b) CH2C(CH3)CH2CH3

(c) CH3CHCHCH3

(c) CH3CHCHCH3

(d) CH2CH(CH2)2CH3..

(d) CH2CH(CH2)2CH3..

#3. (33) Diethyl ether and ethene can be obtained in one step from …… at certain temperature for each one.

(a) ethyne

(a) ethyne

(b) ethanal

(b) ethanal

(c) Ethanol

(c) Ethanol

(d) ethanoic acid

(d) ethanoic acid