Multiple choice

The safest way to dispose of Na metal is to __________.

  1. add small amounts of Na to propanol-2

  2. add small amounts of Na to ethanol

  3. add small amount of Na to phenol

  4. add small amounts of Na to water

  5. add small amounts of Na to butanol
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A Correct answer
Explanation

Sodium reacts with all liquids having -OH group as water , alcohols, phenols and carboxylic acids. 2- propanol is isopropyl alcohol,  so sodium forms Sodium isopropoxide and evolves hydrogen gas thus this option is used to dispose of Na metal.

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