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Give a chemical test to distinguish between the Lead chloride and lead sulphide.

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Give a chemical test to distinguish between the Lead chloride and lead sulphide.

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Added MnO2 and cone. H2SO4 to the salt Lead Chloride and heat it. 

A greenish coloured yellow coloured gas with punget odour is evolved which turns moist starch iodide paper blue black.

Now add dil. H2SO4 to Lead sulphide and heat

Colourless gas with rotten egg smell is evolved. The gas evolved turns moist lead acetate paper silvery black. 

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