Answer:
Sodium metal reacts with alcohol to
evolve hydrogen gas. Moreover, it also catches fire in hatr. Therefore, it can not
be used for drying alcohol.
\[\underset{\text{Ethanol}}{\mathop{2{{C}_{2}}{{H}_{5}}OH}}\,\,+2Na\xrightarrow{\,}\,\underset{\text{Sod}\text{.}\,\text{ethoxide}}{\mathop{2{{C}_{2}}{{H}_{5}}\,ONa}}\,+{{H}_{2}}\]
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