Multiple choice

Which of the following ammonium salts is also known as baker's ammonia ?

  1. Ammonium carbonate

  2. Ammonium chloride

  3. Ammonium nitrate

  4. Ammonium hexachloroplatinate
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A Correct answer
Explanation

Ammonium carbonate is a commercial salt with the chemical formula (NH4)2CO3. It is used when crushed as a smelling salt. It can be crushed when needed in order to revive someone who has fainted. It is also known as baker's ammonia and was a predecessor to the more modern leavening agents: baking soda and baking powder.

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