1.

Number of primary, secondary, tertiary and neo carbons in the following compound respectively are CH_(3) - CH_(2) - overset(overset(CH_(3))(|))(CH) - underset(underset(CH_(3))(|))overset(overset(CH_(3))(|))(C ) - CH_(3)

Answer»

4,2,1,1
5,1,1,1
3,2,2,1
5,0,2,1

Answer :B


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