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Number of optical isomers possible for 2-chlorobutane .
2
CH3- Cl | CH-CH2-CH3
C-2 carries four different groups (H, Cl, CH3, C2H5), so the molecule has one chiral centre and no plane of symmetry.
∴ optical isomers = 21 = 2 (a pair of enantiomers):
[figure]
Answer: 2
Total number of isomeric compounds (including stereoisomers) formed by monochlorination of 2-methylbutane is .
Number of geometrical isomers possible for the given structure is/are . [figure]
2-chlorobutane + Cl2 C4H8Cl2 (isomers) Total number of optically active isomers shown by C4H8Cl2, obtained in the above reaction is .
Which one of the following will show geometrical isomerism?
Highest enol content will be shown by:
3-Methylhex-2-ene on reaction with HBr in presence of peroxide forms an addition product (A). The number of possible stereoisomers for 'A' is .
Total number of compounds with Chiral carbon atoms from following is . [figure] CH3-CH2-CH(NO2)-COOH CH3-CH2-CHBr-CH2-CH3 CH3-CH(I)-CH2-NO2 CH3-CH2-CH(OH)-CH2OH CH3- I |CH-CH(I)-C2H5