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NEET levelSingle correct optionDifficulty 1 of 3ap203

Williamson synthesis of ethoxyethane (diethyl ether) uses

A $C X_{2} H X_{5} ONa$ and $C X_{2} H X_{5} Cl$
B $C X_{2} H X_{5} OH$ and $NaOH$
C $C X_{2} H X_{5} Cl$ and $Na$
D $C X_{2} H X_{5} OH$ and $PCl X_{5}$

Answer: A

Williamson synthesis is the SN2 reaction of a sodium alkoxide with an alkyl halide. Sodium ethoxide and chloroethane give

C X_{2} H X_{5} - O - C X_{2} H X_{5}

and NaCl.

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