CH3NH2 reacts with CH3MgX to give:

(1) acetone

(2) alcohol

(3) methane

(4) ethane

Subtopic:  Introduction and Physical Properties |
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Ethylidine dichloride (CH3CHCl2) can be prepared by the addition of hydrogen chloride on:

(1) C2H6 

(2) C2H4

(3) C2H2 

(4) all of these

Subtopic:  Introduction and Physical Properties |
 56%
From NCERT
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The reactivity order of alkyl halides depends upon:

1. Nature of alkyl group only

2. Nature of halogen atom only

3. Nature of both alkyl group and a halogen atom

4. None of the above

Subtopic:  Chemical Properties |
 86%
From NCERT
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An alkyl iodide on standing darkens, due to:

1. hydrolysis

2. conversion into ether

3. liberation of iodine

4. formation of alkanes

Subtopic:  Introduction and Physical Properties |
 74%
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The given reaction is an example of,

C2H5Br + aqu. KCN → C2H5CN + KBr

1. Elimination

2. Nucleophilic substitution

3. Electrophilic substitution

4. Redox change

Subtopic:  Mechanism of Reactions |
 89%
From NCERT
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In the following sequences of reactions;

CH3CH2CH2Br -HBrKOH(alc.)(A)  HBr  (B) KOH(aq) (C)

the product (C) is:

(1) propene

(2) propyne

(3) propan-1-ol

(4) propan-2-ol

 

Subtopic:  Introduction and Physical Properties |
 78%
From NCERT
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Chloroform on reduction with Zn and HCl (alc.) gives:-

1. formic acid

2. chloretone

3. chloropicrin

4. methylene dichloride

Subtopic:  Iodoform, Freons & DDT |
 52%
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Westrosol is:-

(1) acetylene tetrachloride

(2) acetylene dichloride

(3) trichloroehyne

(4) 1,1,2-trichloroethene

Subtopic:  Iodoform, Freons & DDT |
 55%
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Reagent not used to prepare an alkyl halide from an alcohol is:

(1) HCl+ ZnCl2

(2) NaCl

(3) PCl5

(4) SOCl2

 

Subtopic:  Introduction and Physical Properties |
 84%
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Most readily hydrolysed halide is:-

(1) C6H5Cl

(2) (C6H5)2CHCl

(3) C6H5CH2Cl

(4) (C6H5)3CCl

Subtopic:  Introduction and Physical Properties |
 69%
From NCERT
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