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NDA 2023 GAT · General Knowledge · Acids, Bases and Salts · medium

The chemical name of bleaching powder is

Single correct option

The chemical name of bleaching powder is
  1. A. Calcium oxychloride
  2. B. Calcium carbonate
  3. C. Sodium hypochlorite
  4. D. Calcium sulphate
Show answer and solution

Answer: (A) Calcium oxychloride

Bleaching powder, CaOCl2, is made by passing chlorine over dry slaked lime. It is used for disinfecting drinking water and bleaching fabrics. Sodium hypochlorite is a different bleaching liquid.
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Original question written in the NDA 2023 GAT pattern and checked twice for the correct answer. Not an official question paper. How we write and check questions · Corrections policy · Report a mistake