General Science • ChemistryEasy
What is the primary active ingredient in bleaching powder?
A. Calcium chloride
B. Calcium hypochlorite✓ Correct Answer
C. Calcium carbonate
D. Calcium hydroxide
💡 Solution & Explanation
Bleaching powder is a complex mixture of calcium hypochlorite and basic chlorides with calcium chloride, where calcium hypochlorite acts as the primary active disinfecting and bleaching agent. Calcium carbonate and calcium hydroxide serve different industrial and chemical functions. Compound compositions and their common names are regular features in chemistry questions.
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