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Gradual addition potassium iodide with n...

Gradual addition potassium iodide with nitric acid produces a dark brown precipitate 'A'. 'A' is soluble in excess KI and gives yellow solution 'B'. What are A and B?

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`A=I_(2), B=KI_(3)`
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AAKASH SERIES-GROUP 17 ELEMENTS-EXERCISE - 3.2
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  3. How is chlorine prepared in the laboratory and on a commercial scale?

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