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Question

On the passage of excess of Ammonia, colourless Nessler's reagent solution changes its colour to ___ .


A

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B

Pink

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C

Orange

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D

Black

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Solution

The correct option is A


Nessler's Reagent is a solution used to detect the presence of ammonia and ammonia salts. It is a colourless solution that turns to pale brown on the passage of excess ammonia.


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