Question

1. Using sodium hydroxide solution, how will you
distinguish
a) Zinc nitrate solution from calcium nitrate solution
b) Iron(III) chloride from iron(II) chloride​

Answer 1

Answer:

Zinc nitrate (or sulphate)Calcium nitrateWhen Sodium hydroxide solution is added a white precipitate is formed which is soluble in excess of sodium hydroxide.When Sodium hydroxide solution is added a white precipitate is formed which is insoluble in excess of Sodium hydroxide.

Answer 2

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