The number of dibromo derivatives of propane are

1. 5

2. 4

3. 3

4. 2

Subtopic:  Chemical Properties |
 63%
From NCERT
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1,1-dibromorethane when heated with zinc dust produces

1. Ethyl bromide

2. Ethene

3. Vinyl bromide

4. 2-Butene

Subtopic:  Chemical Properties |
From NCERT
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 The decreasing order of dipole moment of methyl halides is represented by:

1. \(\mathrm{CH}_3 \mathrm{Cl}, \mathrm{CH}_3 \mathrm{Br}, \mathrm{CH}_3 \mathrm{~F} \)
2. \(\mathrm{CH}_3 \mathrm{Cl}, \mathrm{CH}_3 \mathrm{~F}, \mathrm{CH}_3 \mathrm{Br} \)
3. \(\mathrm{CH}_3 \mathrm{Br}, \mathrm{CH}_3 \mathrm{Cl}, \mathrm{CH}_3 \mathrm{~F} \)
4. \(\mathrm{CH}_3 \mathrm{Br}, \mathrm{CH}_3 \mathrm{~F}, \mathrm{CH}_3 \mathrm{Cl} \)

Subtopic:  Introduction and Physical Properties |
 64%
From NCERT
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Which of the following is the most suitable solvent for Mg metal to react with alkyl bromide?
1. \(\mathrm{C}_6 \mathrm{H}_5 \mathrm{OCH}_3 \)
2. \(\mathrm{C}_6 \mathrm{H}_5 \mathrm{~N}\left(\mathrm{CH}_3\right)_2 \)
3. \(\mathrm{C}_2 \mathrm{H}_5 \mathrm{OC}_2 \mathrm{H}_5\)
4. Equally in all three given above

Subtopic:  Introduction and Physical Properties | Chemical Properties |
 54%
From NCERT
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Which of the following shows geometrical isomerism?

1.  2.
3. 4.  
Subtopic:  Introduction and Physical Properties | Isomerism & Chirality |
 71%
From NCERT
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Westron, a good industrial solvent, is

1. acetylene tetrachloride

2. trichloroethylene

3. dichlorodifluoromethane

4. hexachlorocyclohexane

Subtopic:  Iodoform, Freons & DDT |
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On warming with silver powder, chloroform is converted into

1. Hexachloroethane

2. Acetylene

3. Ethylene

4. Carbon

Subtopic:  Chemical Properties |
 75%
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Which of the following reacts with chloroform and base to form phenyl isocyanide?

1. Nitrobenzene

2. Phenol

3. Chlorobenzene

4. Aniline

Subtopic:  Dichloromethane, Trichloromethane & Tetrachloromethane |
 69%
From NCERT
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Which of the following will react with water?

1. CHCl3

2. Cl3CCHO

3. CCl4

4. ClCH2CH2Cl

Subtopic:  Introduction and Physical Properties |
From NCERT
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The major product X  in the given  reaction is:
 \(CH_{3}-CH_{2}-Br \ \xrightarrow[]{\textbf{AgCN}} \ X\)

1. CH3-CH2-CN

2. CH3-CH2Ag

3. CH3-CH2NC

4. None of the above 

Subtopic:  Chemical Properties |
 73%
From NCERT
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