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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
How will you prepare the following from nitric acid?
copper nitrate
The nitrate salt which does not give a mixture of NO2 and O2 on heating is ______.
What is meant by the following term?
Fuming nitric acid
Name the catalyst used in Ostwald process.
Give three equations of the reaction to prove that nitric acid is an acid.
Fill in the blank with appropriate word.
Furning nitric acid is obtained by dissolving an excess of _______ in conc. Nitric acid
Give the name of a soluble lead salt and write the equation for the action of heat on this salt.
The first step in the manufacture of nitric acid is the catalytic oxidation of ammonia. What is the name of the catalyst?
What happens when
Common salt solution is added to silver nitrate solution and NH3 solution add to it.
Explain why nitric acid is kept in a reagent bottle for a long time.
