Alkyl halides can be obtained by all methods except:

1. CH3CH2OH +HCl/ZnCl2            

2. CH3-CH2-CH3-CH2 Cl2/UV light

3. C2H5OH +NaCl           

4. CH3COOAg + Br2/CCl4           

 

Subtopic:  Introduction and Physical Properties |
 61%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

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%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

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
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

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
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Grignard reagent shows addition on:

1. >C=O

2. -CN

3. >C=S

4. all of these

Subtopic:  Introduction and Physical Properties |
 83%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

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%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Chlorination of CS2 gives:

(1) CCl4

(2) CS2Cl2

(3) CH4

(4) CHCl3

Subtopic:  Iodoform, Freons & DDT |
 51%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Sodium ethoxide reacts with ethyl iodide to yield:

1. CH3CH3

2. C2H5OCH3

3. C2H5OC2H5 

4. none of these

Subtopic:  Introduction and Physical Properties |
 85%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

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%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

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
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
Links
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh