Which of the following reagents will be able to distinguish between 1-butyne and 2-butyne?       

1. NaNH2

2. HCl

3. O2

4. Br2

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 70%
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A compound is treated with NaNH2 to give sodium salt. Identify the compound.                      

1. C2H2                  2. C6H6

3. C2H6                  4. C2H4

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 70%
From NCERT
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The products formed when meta-xylene is treated with Br2 in the presence of FeBr3 are:-                                                                           

1.
2.
3.
4.
Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 58%
From NCERT
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A compound that is formed on passing chlorine through propene at 400°C is -

1. PVC                       

 2. Allyl chloride  

3. Nickel chloride         

4. 1,2-Dichloro ethane

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 53%
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The reactants used in Friedel-Craft's alkylation are -                             

1. C6H6 + NH2

2. C6H6 + CH4

3. C6H6 + CH3Cl

4. C6H6 + CH3COCl

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 77%
From NCERT
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The D in the above-mentioned reaction is -

1. 2.
3. 4.

Subtopic:  Aromatic Hydrocarbons - Benzene - Structure, Preparation & Chemical Reactions |
 56%
From NCERT
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Nitrobenzene on reaction with conc. HNO3/H2SO4 at 80-100°C forms -

1. 1,2-Dinitrobenzene

2. 1,3-Dinitrobenzene

3. 1,4-Dinitrobenzene

4. 1,2,4-Trinitrobenzene

Subtopic:  Aromatic Hydrocarbons - Reactions & Mechanism |
 60%
From NCERT
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In the following reaction,


Product A is-

1. 

2. 

3. 

4. 

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 74%
From NCERT
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CH3-CC-HCH3MgBrCH4 + (A)(ii) H2O/H+(i) CO2(B); (B) is -

1. H3C-CH2-CH2-COOH

2. CH3-CC-CH3

3. H3C-CC-COOH

4. H3C-CH=CH-COOH

Subtopic:  Alkanes, Alkenes and Alkynes - Chemical Properties |
 57%
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3-Hexyne can be converted to trans-3-Hexene by the action of:

1. H2 - Pd/ BaSO4                       

2. Li-Liq. NH3

3. H2 - Pt O2                               

4. NaBH4

Subtopic:  Aliphatic Hydrocarbon - Methods of Preparation |
 78%
From NCERT
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