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A brown colour gas 'Q' formed …

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A brown colour gas 'Q' formed by the decomposition of a compound 'P' when the aquors form of 'P' is passed through potassium iodide solution.A yellow colour precipitate formed 'R'.Identify P,Q,R. write down the reactions involved in the above process

Posted by Baishna Ballabi Mishra 4 years, 2 months ago

CBSE > Class 10 > Science

1 answers

......... ....... 4 years, 2 months ago

The compound P which is lead nitrate on heating decomposes into lead monoxide,nitrogen gas which gives out brown fumes and hydrogen gas is liberated. The brown colour gas is nitrogen fumes. When the aqueous solution of lead nitrate reacts with potassium iodide then the yellow precipitate lead iodide is formed along with the formation of potassium nitrate.

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