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JEE Main Chemistry Class 12 Alcohols, Phenols and Ethers Part 1 Questions
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Question : 10
Total: 100
Given below are two statements
Statement I
Ethyl pent-4-yn-oate on reaction with
CH
3
MgBr
gives a 3° alcohol.
Statement II
In this reaction, one mole of ethyl pent-4-yn-oate utilizes two moles of
CH
3
MgBr
. In the light of the above statements, choose the most appropriate answer from the options given below.
[27 Aug 2021 Shift 2]
Both statement I and statement II are false.
Statement I is false but statement II is true.
Statement I is true but statement II is false.
Both statement I and statement II are true.
Validate
Solution:
Ethyl pent-4-yn-oate on reaction with
CH
3
MgBr
gives 3° alcohol.
∴ Statement I is true.
Mechanism
3 molecules of
CH
3
MgBr
is used for this conversion.
∴ Statement Il is false.
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