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Bleaching powder can be prepared by passing _______gas through \mathrm{Ca ( OH )_{2}}

Option: 1

\mathrm{O _{2}}


Option: 2

\mathrm{CO _{2}}


Option: 3

\mathrm{S _{2}}


Option: 4

\mathrm{Cl _{2}}


Answers (1)

best_answer

As we have learnt,

When \mathrm{Cl_2} is passed through a solution of \mathrm{Ca ( OH )_{2}}, it leads to the formation of bleaching powder:

Hence, the correct answer is Option (4)

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Gaurav

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