5. Preparation of Salts
a. Sodium Hydroxide.
b. Bleaching Powder.
c. Washing Soda
d. Plaster of Paris.
e. Baking Soda
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Explanation:
I think it's option A SODIUM HYDROXIDE
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Answer:
b) Ca(oh)2+ cl2 =ca0cl2 it's a preparation of bleaching powder...
c) nahco3 = na2co3+ h2o + co2
na2co3+ 10 h2o == na2co3.10 h2o
e in pic
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