1.

2.

3.

4. All of these

Subtopic: Amines - Preparation & Properties |

62%

1

2

3

4

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Hints

Q67:

'x' and 'y' are respectively :

(1)
(2)
(3)
(4)

Subtopic: Amines - Preparation & Properties |

1

2

3

4

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Hints

Q68:

What will be the product of the following reaction

(1)
(2)
(3)
(4)

Subtopic: Amines - Preparation & Properties |

58%

1

2

3

4

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Hints

Q69:

Product (A) & (B) of the above reaction is:-
1. A=P, B=P
2. A=Q, B=Q
3. A=P, B=Q
4. A=Q, B=P

Subtopic: Mechanism |

1

2

3

4

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Q70:

In which of the following reactions cyanide will be obtained as a major product?

1. $O$
$| |$
$P h ‐ C ‐ C H_{3} \to_{(i i) H_{3} O^{+}}^{(i) L i A l H_{4}}$

$O$
$| |$
$2 . P h ‐ C ‐ N H_{2} \to_{B r_{2}}^{N a O H}$
$O$
$| |$
$3 . P h ‐ C ‐ N H_{2} \to_{B r_{2}}^{P_{4} O_{10}}$
$O$
$| |$
$4 . P h ‐ C ‐ O ‐ H \overset{S O C l_{2}}{\to} \overset{N H_{3}}{\to}$

Subtopic: Cyanides & Isocyanides |

72%

1

2

3

4

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Q71:

Product (A) is:

1.

2.

3.

4.

Subtopic: Amines - Preparation & Properties |

73%

1

2

3

4

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Q72:

Which of the following alkene cannot be prepared by de-amination of n-Bu-NH₂ with NaNO₂/HCl ?

(1) 1-butene

(2) cis-2-butene

(3) trans-2-butene

(4) Iso-butene

Subtopic: Amines - Preparation & Properties |

62%

1

2

3

4

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Hints

Q73:

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

1.

2.

3.

4.

Subtopic: Amines - Preparation & Properties |

60%

1

2

3

4

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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%

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 |

57%

1

2

3

4

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1.

2.

3.

4. All of these

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