Multiple choice

Which of the following salts plays a crucial role in fertilizer industry?

  1. Calcium chloride

  2. Potassium carbonate

  3. Potassium chlorate

  4. Potassium chloride

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

The chemical compound potassium chloride (KCl) is a metal halide salt composed of potassium and chlorine. In its pure state, it is odourless and has a white or colourless vitreous crystal appearance.The majority of potassium chloride produced is used for making fertilizer, since the growth of many plants is limited by their potassium intake.