In the following: (CH(3))(2)CHC -= CH ...

In the following:
`(CH_(3))_(2)CHC -= CH overset("Step 1") to (CH_(3))_(2)CH - overset(Br)overset(|)C = CH_(2) overset("Step II")to (CH_(3))_(2)CH overset(Br)overset(|)CH-CH_(2)Br`
Which of the following sets of reagents can be used for step I and step II?

Select the correct answer using the codes given below

A

1,2 and 4

B

2 and 4

C

3 and 4

D

1 alone

Verified by Experts

The correct Answer is:

D

HBr will give step (I) while `Br_(2)` will give 2 Br groups in step (I) only.

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