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Which of the following will have the lea...

Which of the following will have the least hindered rotation about carbon-carbon bonds?

A

Ethane

B

Ethylene

C

Acetylene

D

Hexachloroethane

Text Solution

Verified by Experts

The correct Answer is:
A
Rotation is restricted about multiple bond, and rotation is free about single bond between polyvalent atoms having smaller groups.
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Knowledge Check

  • Which of the following has the lowest barrier to rotation about the indicated bond ?

    A
    B
    C
    D

  • Which of the following molecules has the shortest carbon-carbon single bond length ?

    A
    `CH_(2)=CH-C-CH`
    B
    `CH_(2)=CH-C equiv N`
    C
    `CH_(2)=CH-CH=O`
    D
    `CH_(2)=CH-CH=CH_(2)`

  • Which of the following is not a carbonate ore?

    A
    Dolomite
    B
    Calamine
    C
    Siderite
    D
    Zincite
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