- 1(current)
Q. No.Out of the following, the alkene that exhibits optical isomerism is:
1. 2-Methyl-2-pentene
2. 3-Methyl-2-pentene
3. 4-Methyl-pentene
4. 3-Methyl-1-pentene
Subtopic: Â Stereo Isomers |
 51%
Level 3: 35%-60%
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Following types of compounds (as I, II) are studied in terms of isomerism in:
| (I) | CH3CH=CHCH3 |
| (II) |  |
1. Chain isomerism
2. Position isomerism
3. Conformers
4. Stereisomerism
Subtopic: Â Stereo Isomers |
 67%
Level 2: 60%+
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How many of the following compounds are optically active?
1. Zero
2. (I), (II), (III)
3. (IV), (III), (V)
4. (II), (III)
| (I) | \(\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{Cl} \) |
| (II) | \(\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{OH} \) |
| (III) |  |
| (IV) |  |
| (V) |  |
1. Zero
2. (I), (II), (III)
3. (IV), (III), (V)
4. (II), (III)
Subtopic: Â Stereo Isomers |
 66%
Level 2: 60%+
JEE
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- 1(current)
Q. No.
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