MDCAT Chemistry MCQ #5418

The Hasenclever apparatus is used for the large-scale production of bleaching powder. Which two starting materials are fed into this industrial process?

MDCAT Chemistry MCQ #5418

  1. Question 1

    Q1. The Hasenclever apparatus is used for the large-scale production of bleaching powder. Which two starting materials are fed into this industrial process?

    • A) Calcium carbonate and chlorine gas
    • B) Calcium hydroxide and chlorine gas
    • C) Calcium oxide and hydrochloric acid
    • D) Calcium chloride and hypochlorous acid

    Answer: Calcium hydroxide and chlorine gas

    Explanation: Bleaching powder is produced by passing chlorine over dry slaked lime (calcium hydroxide); CaCO3 is used for CO2 production, not bleaching powder.