1.

Which of the following are isomers of butane ?

Answer»

`H-UNDERSET(H)underset(|)OVERSET(H)overset(|)C-underset(H)underset(|)overset(H)overset(|)C-underset(H)underset(|)overset(H)overset(|)C-underset(H)underset(|)overset(H)overset(|)C-H`


ANSWER :A::B


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