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प्रश्न
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
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उत्तर
Yellowish brown colour of nitric acid is due to the presence of nitrogen dioxide formed due to thermal decomposition of nitric acid.
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संबंधित प्रश्न
Write an equation for the following conversions A, B, C and D.
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| Name of Process | Inputs | Equation | Output |
| Ammonia + Air | Nitric acid |
