NEET2018Chemistry-Alcohols, Phenols and Ethers
NEET 2018 Chemistry Preparation of Ethers MCQ Question
Type: MCQ-conceptual-Medium-Class 12
The compound A on treatment with Na gives B, and with PCl₅ gives C. B and C react together to give diethyl ether. A, B and C are in the order of __________.
A
C₂H₅OH, C₂H₆, C₂H₅Cl
B
C₂H₅OH, C₂H₅Cl, C₂H₅ONa
C
C₂H₅Cl, C₂H₆, C₂H₅ONa
D
C₂H₅OH, C₂H₅ONa, C₂H₅Cl
Correct Answer
Option D
Detailed Explanation
A is ethanol (C₂H₅OH), which reacts with Na to form sodium ethoxide (C₂H₅ONa) and with PCl₅ to form ethyl chloride (C₂H₅Cl). Sodium ethoxide and ethyl chloride react to form diethyl ether.
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