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ALDEHYDES, KETONES AND CARBOXYLIC ACID

28046 Which of the following substances when boiled with caustic soda solution will evolve ammonia

1 Ethylamine

2 Aniline

3 Acetamide

4 Acetoxime

Explanation:

(c) $\underset{Acetamide}{C H_{3} C O N H_{2}} + N a O H \overset{Boil}{\to} C H_{3} C O O N a + N H_{3}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28047 $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}} Z$ where $Z$ is

1

\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}

2

B r C H_{2} - (C H_{2})_{6} C O O H

3

C H_{2} = C H - (C H_{2})_{5} - C H_{2} O H

4

C_{6} H_{5} C O O H

Explanation:

(b) $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}}$ $\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28048 $H C O O H$ shows all tests of aldehyde because

1 It has one aldehyde group

2 It is member of aldehyde

3 All acids show tests of aldehyde

4 Does not show any test

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28049 Which one of the following orders of acid strength is correct

1

R C O O H > H C \equiv C H > H O H > R O H

2

R C O O H > R O H > H O H > H C \equiv C H

3

R C O O H > H O H > R O H > H C \equiv C H

4

R C O O H > H O H > H C \equiv C H > R O H

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28050 The order of decreasing rate of reaction with ammonia is

1 Esters, ethers, anhydrides

2 Anhydrides, esters, ethers

3 Anhydrides, ethers, esters

4 Ethers, anhydrides, esters

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28046 Which of the following substances when boiled with caustic soda solution will evolve ammonia

1 Ethylamine

2 Aniline

3 Acetamide

4 Acetoxime

Explanation:

(c) $\underset{Acetamide}{C H_{3} C O N H_{2}} + N a O H \overset{Boil}{\to} C H_{3} C O O N a + N H_{3}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28047 $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}} Z$ where $Z$ is

1

\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}

2

B r C H_{2} - (C H_{2})_{6} C O O H

3

C H_{2} = C H - (C H_{2})_{5} - C H_{2} O H

4

C_{6} H_{5} C O O H

Explanation:

(b) $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}}$ $\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28048 $H C O O H$ shows all tests of aldehyde because

1 It has one aldehyde group

2 It is member of aldehyde

3 All acids show tests of aldehyde

4 Does not show any test

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28049 Which one of the following orders of acid strength is correct

1

R C O O H > H C \equiv C H > H O H > R O H

2

R C O O H > R O H > H O H > H C \equiv C H

3

R C O O H > H O H > R O H > H C \equiv C H

4

R C O O H > H O H > H C \equiv C H > R O H

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28050 The order of decreasing rate of reaction with ammonia is

1 Esters, ethers, anhydrides

2 Anhydrides, esters, ethers

3 Anhydrides, ethers, esters

4 Ethers, anhydrides, esters

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28046 Which of the following substances when boiled with caustic soda solution will evolve ammonia

1 Ethylamine

2 Aniline

3 Acetamide

4 Acetoxime

Explanation:

(c) $\underset{Acetamide}{C H_{3} C O N H_{2}} + N a O H \overset{Boil}{\to} C H_{3} C O O N a + N H_{3}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28047 $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}} Z$ where $Z$ is

1

\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}

2

B r C H_{2} - (C H_{2})_{6} C O O H

3

C H_{2} = C H - (C H_{2})_{5} - C H_{2} O H

4

C_{6} H_{5} C O O H

Explanation:

(b) $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}}$ $\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28048 $H C O O H$ shows all tests of aldehyde because

1 It has one aldehyde group

2 It is member of aldehyde

3 All acids show tests of aldehyde

4 Does not show any test

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28049 Which one of the following orders of acid strength is correct

1

R C O O H > H C \equiv C H > H O H > R O H

2

R C O O H > R O H > H O H > H C \equiv C H

3

R C O O H > H O H > R O H > H C \equiv C H

4

R C O O H > H O H > H C \equiv C H > R O H

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28050 The order of decreasing rate of reaction with ammonia is

1 Esters, ethers, anhydrides

2 Anhydrides, esters, ethers

3 Anhydrides, ethers, esters

4 Ethers, anhydrides, esters

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28046 Which of the following substances when boiled with caustic soda solution will evolve ammonia

1 Ethylamine

2 Aniline

3 Acetamide

4 Acetoxime

Explanation:

(c) $\underset{Acetamide}{C H_{3} C O N H_{2}} + N a O H \overset{Boil}{\to} C H_{3} C O O N a + N H_{3}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28047 $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}} Z$ where $Z$ is

1

\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}

2

B r C H_{2} - (C H_{2})_{6} C O O H

3

C H_{2} = C H - (C H_{2})_{5} - C H_{2} O H

4

C_{6} H_{5} C O O H

Explanation:

(b) $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}}$ $\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28048 $H C O O H$ shows all tests of aldehyde because

1 It has one aldehyde group

2 It is member of aldehyde

3 All acids show tests of aldehyde

4 Does not show any test

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28049 Which one of the following orders of acid strength is correct

1

R C O O H > H C \equiv C H > H O H > R O H

2

R C O O H > R O H > H O H > H C \equiv C H

3

R C O O H > H O H > R O H > H C \equiv C H

4

R C O O H > H O H > H C \equiv C H > R O H

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28050 The order of decreasing rate of reaction with ammonia is

1 Esters, ethers, anhydrides

2 Anhydrides, esters, ethers

3 Anhydrides, ethers, esters

4 Ethers, anhydrides, esters

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28046 Which of the following substances when boiled with caustic soda solution will evolve ammonia

1 Ethylamine

2 Aniline

3 Acetamide

4 Acetoxime

Explanation:

(c) $\underset{Acetamide}{C H_{3} C O N H_{2}} + N a O H \overset{Boil}{\to} C H_{3} C O O N a + N H_{3}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28047 $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}} Z$ where $Z$ is

1

\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}

2

B r C H_{2} - (C H_{2})_{6} C O O H

3

C H_{2} = C H - (C H_{2})_{5} - C H_{2} O H

4

C_{6} H_{5} C O O H

Explanation:

(b) $C H_{2} = C H - (C H_{2})_{5} C O O H \underset{H B r}{\overset{Peroxide}{\to}}$ $\begin{matrix} C H_{3} - C H - {(C H_{2})}_{5} C O O H \\ | \\ B r \end{matrix}$

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28048 $H C O O H$ shows all tests of aldehyde because

1 It has one aldehyde group

2 It is member of aldehyde

3 All acids show tests of aldehyde

4 Does not show any test

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28049 Which one of the following orders of acid strength is correct

1

R C O O H > H C \equiv C H > H O H > R O H

2

R C O O H > R O H > H O H > H C \equiv C H

3

R C O O H > H O H > R O H > H C \equiv C H

4

R C O O H > H O H > H C \equiv C H > R O H

ALDEHYDES, KETONES AND CARBOXYLIC ACID

28050 The order of decreasing rate of reaction with ammonia is

1 Esters, ethers, anhydrides

2 Anhydrides, esters, ethers

3 Anhydrides, ethers, esters

4 Ethers, anhydrides, esters

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