JEE Main 2016 · 9 Apr · Shift 1 · Chemistry Q52

ChemistrySingle correct+4 / -1Question 52 of 90

The hydrocarbon with seven carbon atoms containing a neopentyl and a vinyl group is :

2, 2-dimethyl-4-pentene

Isopropyl-2-butene

4, 4-dimethylpentene

2, 2-dimethyl-3-pentene

Answer and worked solution

Official answer: C

Neopentyl, $\ce{(CH3)3C-CH2-}$ , joined to vinyl gives $\ce{(CH3)3C-CH2-CH=CH2}$ : 4,4-dimethylpent-1-ene (4,4-dimethylpentene).

JEE Main 2016 · 9 Apr · Shift 1, Chemistry question 52