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Give balanced equations for the followin...

Give balanced equations for the following reactions :
(i) Potassium permanganate is heated with concentrated hydrochloric acid.
(ii) Lead sulphide is heated with hydrogen peroxide.
(iii) Ozone is treated with potassium iodide solution.

Text Solution

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`PbS +4H_(2)O_(2) underset(Delta)to PbSO_(4)+4H_(2)O`
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