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प्रश्न
Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :
विकल्प
\[\ce{No^{+}_{2}}\]
\[\ce{NO^{-}_{3}ions}\]
NO2
HNO2
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उत्तर
NO2
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संबंधित प्रश्न
How will you prepare the following from nitric acid?
Ferric nitrate
Name the oxide of nitrogen which turns brown on exposure to air. How is it prepared?
Give the chemical name and formula of the substance formed as a brown ring in the test for nitrate radical.
Write balanced equation and name the product formed when :
Sodium hydrogen carbonate is added to nitric acid.
What happens when (Given balanced equation) :
Sulphar is added to hot and conc. HNO3?
Complete and balance the following equation :
HNO3 + FeSO4 + H2SO4 → ______________
Write a balanced equation for the production of nitrogen dioxide using copper.
Write the equation to show the reaction between the following:
Dilute nitric acid to produce carbon dioxide.
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
What would you observe in the following case:
Copper is heated with concentrated nitric acid in a hard glass test tube.
