The total number of optically active isomers for CH2OHCHOH3CHO are

1.  16

2.  8

3.  4

4.  2

 

Subtopic:  Stereo Isomers |
 71%
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If optical rotation produced by compound (i) is 36° then the rotation produced by compound (ii) is

(i) 

(ii) 

 

1.  -36°

2.  0°

3.  +18°

4.  +72°

 

Subtopic:  Stereo Isomers |
 51%
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The number of the possible open chain (acyclic) isomeric compounds for molecular formula C5H10 would be 

1.  5

2.  6

3.  7

4.  4

Subtopic:  Structural Isomers |
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The IUPAC name of the following compound is

1.  4-hydrazonocyclohexane-1-carboxylic acid

2.  4-hydrazonobenzoic acid

3.  4-hydrazonocyclohexanoic acid

4.  4-(n-amino) benzene carboxylic acid

 

Subtopic:  Nomenclature |
 61%
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Consider the following organic compound,

C1H3-C2H2C3H2-C4H2-C5H2-C6H2-C7H3

To make it a chiral compound, the attack should be on carbon.

1. 1

2. 4

3. 3

4. 7

Subtopic:  Stereo Isomers |
 80%
From NCERT
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Assign the IUPAC name for the following compound.

 

1. 3, 4-Dichlorobenzene

2. (4-chlorophenyl)(3-chlorophenyl) diazene

3. 3,4-Bis (chlorophenyl) diazene

4. (3-Chlorophenyl)(4-chlorophenyl)diazene

Subtopic:  Nomenclature |
 51%
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Assign the IUPAC name for the following compound.

1. 3-methyl hexane -1, 2, 3-tricarbonitrile

2. hexane-1, 2, 3-tricarbonitrile

3. 1, 2-bis(cyanomethyl) butanenitrile

4. 3-(cyanomethyl)hexane-1,6-dinitrile

Subtopic:  Nomenclature |
 74%
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The number of chiral carbon atoms in the given compound is are



1. 2

2. 3

3. 4

4. 1

Subtopic:  Stereo Isomers |
 81%
From NCERT
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In the following reaction, 

CH3CHO+HCNCH3CH(OH)CNH+/H2O CH3CH(OH)COOH

an asymmetric center is generated. The acid obtained would be

1. L-isomer
2. D-isomer
3. 20% D+ 80% L-isomer
4. 50% D+ 50 % L-isomer

Subtopic:  Isomers & Reaction Mechanism |
 76%
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Hybridization sp2-sp2-sp-sp is applicable on a set among the following from left to right is -

1. CH2=CH-CCH

2. CHC-CN

3. CH2=C=C=CH2

4. 

Subtopic:  Hybridisation & Structure of Carbon Compounds |
 90%
From NCERT
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