In order to prepare 1-chloropropane, which of the following reactants can be employed?
(1) Propane and HCl in the presence of peroxide

(2) Propene and Cl2 followed by treatment with aq. KOH

(3) Propanol-1 and SOCl2/pyridine

(4) Any of the above can be used

Subtopic:  Mechanism of Reactions |
 62%
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Which of the following molecules would have a carbon-halogen bond most susceptible to nucleophilic substitution ?

(1) 2-Fluorobutane

(2) 2-Chlorobutane

(3) 2-Bromobutane

(4) 2-Iodobutane

Subtopic:  Mechanism of Reactions |
 72%
From NCERT
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When benzyl chloride is treated with ethanolic KCN, the major product formed is:-
(1) benzyl ethyl ether

(2) benzyl alcohol

(3) benzyl cyanide

(4) benzyl isocyanide

Subtopic:  Mechanism of Reactions |
 81%
From NCERT
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Grignard reagent shows addition on:

1. >C=O

2. -CN

3. >C=S

4. all of these

Subtopic:  Introduction and Physical Properties |
 83%
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Pick up the correct statement about alkyl halides:-

1. They show H-bonding.

2. They are soluble in water.

3. They are soluble in organic solvents.

4. They do not contain any polar bond.

Subtopic:  Introduction and Physical Properties |
 74%
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Chlorination of CS2 gives:

(1) CCl4

(2) CS2Cl2

(3) CH4

(4) CHCl3

Subtopic:  Iodoform, Freons & DDT |
 51%
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Sodium ethoxide reacts with ethyl iodide to yield:

1. CH3CH3

2. C2H5OCH3

3. C2H5OC2H5 

4. none of these

Subtopic:  Introduction and Physical Properties |
 85%
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Which set of reagents will produce freon (CCl2F2)?

1. C + F2 + Cl

2. CH3Cl + F

3. CCl4 + HF SbCl5

4. CCl4 + F2 

Subtopic:  Introduction and Physical Properties |
 62%
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Chloroform is kept in dark-colored bottles because:
1. It is inflammable. 2. It gives a peroxide.
3. It undergoes rapid chlorination. 4. It is oxidized to poisonous phosgene.

Subtopic:  Iodoform, Freons & DDT |
 83%
From NCERT
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Links
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Which statement is correct ?

(1) C2H5Br reacts with alcoholic KOH to form C2H5OH

(2) C2H5Br when treated with metallic sodium gives ethane

(3) C2H5Br when treated with sodium ethoxide forms diethyl ether

(4) C2H5Br with AgCN forms ethyl cyanide

Subtopic:  Introduction and Physical Properties |
 73%
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