UPSSSC PET 24 Aug 2021 Shift 1 Paper

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Question : 28 of 100

Marks: +1, -0

The chemical name of Bleaching powder is also

Calcium sulphate (CaSO₄)
Calcium oxychloride (CaOCl₂)
Sodium bicarbonate (NaHCO₃)
Sodium chloride (NaCl)

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