Yellow residue obtained on action of heat on Lead (IV)oxide
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When lead nitrate is heated, it decomposes to give lead oxide, nitrogen dioxide and oxygen. Lead oxide is a yellow coloured solid, while nitrogen dioxide is a brown coloured gas. The chemical equation involved in the reaction is : Hence, the colour of the residue obtained by heating lead nitrate is yellow.
Explanation:
When lead nitrate is heated, it decomposes to give lead oxide, nitrogen dioxide and oxygen. Lead oxide is a yellow coloured solid, while nitrogen dioxide is a brown coloured gas. The chemical equation involved in the reaction is : Hence, the colour of the residue obtained by heating lead nitrate is yellow.
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