Question

The compound which contains all the four 1º, 2º, 3º, 4º carbon atoms is
(1) 3,3-Dimethylpentane
(2) 2,3,4-Trimethylpentane
(3) 2,3-Dimethylpentane
(4) 3-Ethyl-2,3-dimethylpentane​

Answer 1

Answer:

(3)

Explanation:

2,3-dimethylpentane