Which of the following species exhibits paramagnetism?

1. A carbocation 2. A free radical
3. A carbanion ion 4. All of the above

Subtopic:  Reaction Intermediates ; Preparation & Properties |
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The structure of cis-bis (propenyl) ethene is:

1. 

2. 

3. 

4. 

Subtopic:  Stereo Isomers |
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A student named the compound as 1,4-butadiene:

1. The name is correct

2. He committed an error in the selection of carbon chain

3. He committed an error in the position of the double bond

4. Unpredictable

Subtopic:  Nomenclature |
 67%
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The IUPAC name of ,

 is-

1. 2-Chloromethyl-4-methyl-hexanal

2. 1-Chloro-4-ethyl-2-pentanal

3. 1-Chloro-4-methyl-2-hexanal

4. 1-Chloro-2-aldo-4-methylhexane

Subtopic:  Nomenclature |
 64%
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The IUPAC name of the compound is-
\(CH_2=C-CH_2-C \equiv CH\\ ~~~~~~~~~~~~~|\\ ~~~~~~~~~~~~CH_3\)

 1. 2-Methylpent-1-en-4-yne

2. 4-Methylpent-4-en-1-yne

3. 2-Methylpent-2-en-4-yne

4. 4-Methylpent-1-en-4-yne

Subtopic:  Nomenclature |
 80%
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IUPAC name of, CH3CH(OH)CH2CH2COOH is-

1. 4-Hydroxypentanoic acid

2. 1-Carboxy-3-butanoic acid

3. 1-Carboxy-4-butanol

4. 4-Carboxy-2-butanol

Subtopic:  Nomenclature |
 90%
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IUPAC name of the compound, ClCH2CH2COOH is-

1. 3-Chloropropanoic acid

2. 2-Chloropropanoic acid

3. 2-Chloroethanoic acid

4. Chlorosulfonic acid

Subtopic:  Nomenclature |
 92%
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IUPAC suffix name of -COX is-

1. oyl halide              

2. Halocarbonyl

3. Carbamoyl              

4. None of the above

Subtopic:  Nomenclature |
 67%
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IUPAC name of C6H5CN is-

1. Phenyl nitrile            

2. Benzonitrile

3. Benzyl nitrile           

4. Phenyl cyanide

Subtopic:  Nomenclature |
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IUPAC name of the compound,  is-

1. But-2-en-1-ol                

2. 1-Hydroxy but-1-ene

3. 4-Hydroxy butene-3           

4. But-1-en-1-ol

Subtopic:  Nomenclature |
 66%
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