Which observation in silver nitrate test of HCl helps us to confirm the presence of chlorine in HCl?

Formation of hydrogen gas

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Formation of white precipitate

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Formation of nitrogen gas

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Formation of black precipitate

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Solution

The correct option is B Formation of white precipitate
When silver nitrate reacts with any compound which has chlorine in it, the product will be silver chloride which forms a white precipitate.
$A g N O_{3} + H C l \to H N O_{3} (a q)$
The formation of white percipitate indicates the presence of chlorine ions.

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Which observation in silver nitrate test of HCl helps us to confirm the presence of chlorine in HCl?

The correct option is B Formation of white precipitateWhen silver nitrate reacts with any compound which has chlorine in it, the product will be silver chloride which forms a white precipitate. AgNO3 + HCl → HNO3(aq) The formation of white percipitate indicates the presence of chlorine ions.