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Q73:

$\to_{H_{2} {SO}_{4}}^{{NaNO}_{2}} (A); Product of this reaction is :$

1.

2.

3.

4.

Subtopic: Amines - Preparation & Properties |

60%

Level 2: 60%+

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4

Hints

Q74:

$\overset{{HNO}_{2}}{\to}$ (A) + + CH₂ = CH-CH₂-CH₂-OH

A will be:

(a) $\begin{matrix} {Ch}_{2} = CH & - & \underset{OH}{\underset{|}{CH}} & - & {CH}_{3} \end{matrix}$

(b)

(c)

(d)

Subtopic: Amines - Preparation & Properties |

72%

Level 2: 60%+

1

2

3

4

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Q75:

Identify product D in the following reaction sequence:

1. $C H_{3}$
$|$
$C H_{3} C C H_{2} C \equiv N$
$|$
$C H_{3}$

2. $C H_{3}$
$|$
$C H_{3} C C H_{2} C H_{2} N {(C H_{3})}_{2}$
$|$
$C H_{3}$

3. $C H_{3} N {(C H_{3})}_{2}$
$| |$
$C H_{3} C C H_{2} C H N {(C H_{3})}_{2}$
$|$
$C H_{3}$

4. $C H_{3}$
$|$
$C H_{3} C C H_{2} C H N {(C H_{3})}_{2}$
$| |$
$C H_{3} O H$

Subtopic: Amines - Preparation & Properties |

58%

Level 3: 35%-60%

1

2

3

4

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Q76:

Which amine yields N-nitroso amine after treatment with nitrous acid (NaNO₂, HCl) ?

1.		2.
3.		4.

Subtopic: Mechanism |

58%

Level 3: 35%-60%

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Q77:

The product formed in the below mentioned reaction is:

1.		2.
3.		4.

Subtopic: Amines - Preparation & Properties |

78%

Level 2: 60%+

1

2

3

4

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Q78:

Deamination (or) diazotization of n-Bu-NH2 with NaNO₂/HCl gives ......... isomeric butene.

(1) 2

(2) 3

(3) 4

(4) 5

Subtopic: Mechanism |

60%

Level 2: 60%+

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Q79:

$\to_{H_{2} O}^{{Br}_{2}}$ (A) $\to_{(ii) H_{3} {PO}_{2}}^{(i) {NaNO}_{2} / HCl}$ (B), Product (B) in this reaction is:

1.

2.

3.

4.

Subtopic: Amines - Preparation & Properties |

84%

Level 1: 80%+

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Hints

Q80:

Product (B) of this reaction is:-
1.

2.

3.

4.

Subtopic: Diazonium Salts: Preparation, Properties & Uses |

75%

Level 2: 60%+

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Q81:

This reaction is example of ?
(1) Intermolecular C-N coupling

(2) Intramolecular C-N coupling

(3) Intermolecular N-N coupling

(4) Intramolecular N-N coupling

Subtopic: Mechanism |

71%

Level 2: 60%+

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Q82:

Product (C) in the above reaction is:

1.

2.

3.

4.

Subtopic: Urea & Nitro Compound |

77%

Level 2: 60%+

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$\to_{H_{2} {SO}_{4}}^{{NaNO}_{2}} (A); Product of this reaction is :$

1.

2.

3.

4.

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→H2SO4NaNO2(A);Productofthisreactionis: 1. 2. 3. 4.

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$\to_{H_{2} {SO}_{4}}^{{NaNO}_{2}} (A); Product of this reaction is :$

1.

2.

3.

4.