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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
Name the Following:
Salt referred to as chile saltpeter.
How can 68% nitric acid be concentrated to 98% nitric acid?
Give reason for the following:
Conc. Nitric acid renders iron passive.
Write balanced equation and name the product formed when :
Zinc reacts with dilute nitric acid.
Fill in the blank with appropriate word.
Furning nitric acid is obtained by dissolving an excess of _______ in conc. Nitric acid
Name the product, catalyst and approximate temperature maintained in Ostwald's process. How is the temperature maintained in the Ostwald's process?
Write the equation to show the reaction between the following:
Dilute nitric acid to produce carbon dioxide.
When nitric acid is prepared by the action of concentrated sulphuric acid on potassium nitrate. what is the special feature of the apparatus used?
What is the special feature of the apparatus that is used in the laboratory preparation of nitric acid?
