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  • Complete the following chemical reactions PbS (s)+ H2O2 (aq)

9.20 Complete the following chemical reactions:.

(i)PbS(s)+H_{2}O_{2}(aq)\rightarrow

Classify the above into (a) hydrolysis, (b) redox and (c) hydration reactions 

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(i)PbS(s)+H_{2}O_{2}(aq)\rightarrow PbSO_{4}(s)+H_{2}O(l)

Here, hydrogen peroxide oxidises the lead sulphide and acts as an oxidising agent. Hence, it is a redox reaction. 

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Rakesh

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