(1a) state what would be observed in each case on exposure of three solid substances...

(1a) state what would be observed in each case on exposure of three solid substances in watch glasses, labelled X, Y, Z for some hours
(i) watch glass X contained a solid substances which turned from transparent crystals to a white powder
(ii) watch glass Y contained a white powdered solid which turned to a blue crystalline solid
(iii) watch glass Z contained a white solid substance which turned to a colorless solution
(1b) state the phenomenon which is responsible for the observation in 1 (a) (i) (ii) and (iii)?

In Chemistry
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Asked by jenny max on 22nd June, 2021