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ALCOHOLS, PHENOLS AND ETHER

15025 The characteristic grouping of secondary alcohols is

1

- C H_{2} O H

2

> C H O H

3

- C_{|}^{|} - O H

4

ALCOHOLS, PHENOLS AND ETHER

15026 Which of the following are isomers

1 Methyl alcohol and dimethyl ether

2 Ethyl alcohol and dimethyl ether

3 Acetone and acetaldehyde

4 Propionic acid and propanone

Explanation:

(b) $C_{2} H_{5} O H$ and $C H_{3} - O - C H_{3}$ are isomers.

ALCOHOLS, PHENOLS AND ETHER

15027 The compound $H O C H_{2} - C H_{2} O H$ is

1 Ethane glycol

2 Ethylene glycol

3 Ethylidene alcohol

4 Dimethyl alcohol

ALCOHOLS, PHENOLS AND ETHER

15028 Methylated spirit is

1 Methanol

2 Methanol

+

ethanol

3 Methanoic acid

4 Methanamide

Explanation:

(b) $5 - 10$ $%$ methyl and remaining ethanol is called methylated spirit. It is also known as denatured alcohol because it is unfit for drinking.

ALCOHOLS, PHENOLS AND ETHER

15025 The characteristic grouping of secondary alcohols is

1

- C H_{2} O H

2

> C H O H

3

- C_{|}^{|} - O H

4

ALCOHOLS, PHENOLS AND ETHER

15026 Which of the following are isomers

1 Methyl alcohol and dimethyl ether

2 Ethyl alcohol and dimethyl ether

3 Acetone and acetaldehyde

4 Propionic acid and propanone

Explanation:

(b) $C_{2} H_{5} O H$ and $C H_{3} - O - C H_{3}$ are isomers.

ALCOHOLS, PHENOLS AND ETHER

15027 The compound $H O C H_{2} - C H_{2} O H$ is

1 Ethane glycol

2 Ethylene glycol

3 Ethylidene alcohol

4 Dimethyl alcohol

ALCOHOLS, PHENOLS AND ETHER

15028 Methylated spirit is

1 Methanol

2 Methanol

+

ethanol

3 Methanoic acid

4 Methanamide

Explanation:

(b) $5 - 10$ $%$ methyl and remaining ethanol is called methylated spirit. It is also known as denatured alcohol because it is unfit for drinking.

ALCOHOLS, PHENOLS AND ETHER

15025 The characteristic grouping of secondary alcohols is

1

- C H_{2} O H

2

> C H O H

3

- C_{|}^{|} - O H

4

ALCOHOLS, PHENOLS AND ETHER

15026 Which of the following are isomers

1 Methyl alcohol and dimethyl ether

2 Ethyl alcohol and dimethyl ether

3 Acetone and acetaldehyde

4 Propionic acid and propanone

Explanation:

(b) $C_{2} H_{5} O H$ and $C H_{3} - O - C H_{3}$ are isomers.

ALCOHOLS, PHENOLS AND ETHER

15027 The compound $H O C H_{2} - C H_{2} O H$ is

1 Ethane glycol

2 Ethylene glycol

3 Ethylidene alcohol

4 Dimethyl alcohol

ALCOHOLS, PHENOLS AND ETHER

15028 Methylated spirit is

1 Methanol

2 Methanol

+

ethanol

3 Methanoic acid

4 Methanamide

Explanation:

(b) $5 - 10$ $%$ methyl and remaining ethanol is called methylated spirit. It is also known as denatured alcohol because it is unfit for drinking.

ALCOHOLS, PHENOLS AND ETHER

15025 The characteristic grouping of secondary alcohols is

1

- C H_{2} O H

2

> C H O H

3

- C_{|}^{|} - O H

4

ALCOHOLS, PHENOLS AND ETHER

15026 Which of the following are isomers

1 Methyl alcohol and dimethyl ether

2 Ethyl alcohol and dimethyl ether

3 Acetone and acetaldehyde

4 Propionic acid and propanone

Explanation:

(b) $C_{2} H_{5} O H$ and $C H_{3} - O - C H_{3}$ are isomers.

ALCOHOLS, PHENOLS AND ETHER

15027 The compound $H O C H_{2} - C H_{2} O H$ is

1 Ethane glycol

2 Ethylene glycol

3 Ethylidene alcohol

4 Dimethyl alcohol

ALCOHOLS, PHENOLS AND ETHER

15028 Methylated spirit is

1 Methanol

2 Methanol

+

ethanol

3 Methanoic acid

4 Methanamide

Explanation:

(b) $5 - 10$ $%$ methyl and remaining ethanol is called methylated spirit. It is also known as denatured alcohol because it is unfit for drinking.