Question

which element is not present in bleaching powder? -------options----------- a) Ca b) N c) O d) Cl

Answer 1

Your answer is N

Formula of bleaching powder = CaOCl₂

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Answer 2

N is not present in bleaching powder.

• The chemical formula of bleaching powder is Ca(OCl)Cl.
• This compound contains one Calcium or Ca atom, two Chlorine or Cl atoms and one oxygen atom.
• Hence it contains Ca, O' and Cl atoms but not N atoms.
• So, the N atom is not present in bleaching powder.
• Hence the correct option is b.