How do you account for the following ? (1) Nitric acid is colourless – InterviewSolution

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1.	How do you account for the following ? (1) Nitric acid is colourless but on long standing it turns yellow.
Answer» SOLUTION :(i) CHANGES that take place innitric ACID on long standing. (ii)Effect of the product on nitric acid solution. (iii)Reactivety of HCl TOWARDS concentrated `H_2SO_4,P_2O_5` and quick lime.

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