Methanol and ethanol can be distinguished by the following:

(a) by reaction with metallic sodium

(b) by reaction with caustic soda

(c) by heating with iodine and washing soda

(d) by heating with zinc and inorganic mineral acid

Concept Questions :-

Mechanism of Dehydration, Uses, Methanol and Ethanol
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Which of the following methods cannot be used for the preparation of an ester?

(a) RCOOH+ R'OH+OH-
(b) RCOCl+R'OH+Pyridine
(c) RCOOH+R’OH+H+
(d) (RCO)2O+R'OH+Pyridine

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Methylated spirit is:

(a) methanol containing some pyridine

(b) ethanol containing some methanol

(c) pure methanol

(d) 95% methanol

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Absolute alcohol is prepared from rectified spirit by:

(a) fractional distillation            (b) steam distillation

(c) azeotropic distillation           (d) vacuum distillation

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Glycerol has:

1. 3 primary alcoholic groups

2. 3 secondary alcoholic groups

3. 1 primary alcoholic group and 2 secondary alcoholic groups

4. 2 primary alcoholic groups and 1 secondary alcoholic group

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Widespread deaths due to liquor poisoning occurs due to presence of:

(a) lead compounds in liquor

(b) methyl alcohol in liquor

(c) ethyl alcohol in liquor

(d) carbonic acid in liquor

Concept Questions :-

Mechanism of Dehydration, Uses, Methanol and Ethanol
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Which of the following reagents can convert acetic acid into ethanol?

(a) Sn + HCl

(b) H2 + Pt

(c) LiAlH4 + ether

(d) Na + alcohol

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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The product in the given reaction is:

(a) 

(b) 

(c) 

(d) 

Concept Questions :-

Mechanism of Dehydration, Uses, Methanol and Ethanol
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The product of the reaction is:-
(a) (b) (c) (d)

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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There are four alcohols P, Q, R and S which have 3, 2, 1 and zero alpha hydrogen atom(s). Which one of the following
will not respond to Victor Meyer’s test?

(a) P
(b) Q
(c) R
(d) S

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Difficulty Level: