Multiple choice

The chemical name of 'Common salt' is

  1. Sodium chloride

  2. Sodium nitrate

  3. Ammonium chloride

  4. Calcium chloride
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A Correct answer
Explanation

Common salt (table salt) is chemically known as sodium chloride (NaCl). It is an ionic compound composed of sodium cations and chloride anions. Sodium nitrate is a different salt used in fertilizers and food preservation. Ammonium chloride has different applications. Calcium chloride is used for de-icing and dust control.

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