Multiple choice

Hard water can be softened by the addtion of a compound called calgon. Chemical Name of Calgon is ______.

  1. Sodium Aluminium Silicate

  2. Sodium Hexameta Phosphate

  3. Calcium Aluminium Silicate

  4. Magnesium Permutit

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the chemical name of Calgon.