JEE Main Solved Paper 2017 Question 8

Question: Which of the following, upon treatment with tert-BuONa followed by addition of bromine water, fails to decolourize the colour of bromine? JEE Main Solved Paper-2017

Options:

A)

B)

C)

D)

Show Answer

Answer:

Correct Answer: A

Solution:

  • The ter-BuONa acts as base and gives elimination product. The molecule in fourth option do not give unsaturation test because do not contain a double bond after the reaction tert−BuONa .