Advertisements
Advertisements
Question
Choose the correct answer from the option given below :
Nitric acid on standing develops brownish colour which may be attributed to the presence of :
Options
\[\ce{No^{+}_{2}}\]
\[\ce{NO^{-}_{3}ions}\]
NO2
HNO2
Advertisements
Solution
NO2
APPEARS IN
RELATED QUESTIONS
Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.
What is the type of salt formed when the reactants are heated at a suitable temperature for the preparation of nitric acid?
Name the oxide of nitrogen which turns brown on exposure to air. How is it prepared?
Nitric acid cannot be concentrated beyond 68% by the distillation of a dilute solution of HNO3, State the reason.
Complete and balance the following equation :
C + HNO3 → ___________
Complete and balance the following equation :
SO2 + HNO3 → ______________
Give reason for the following:
In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitatre should not be heated very strongly, above 200°C
Name (formula is not acceptable) the gas produced in the following reaction:
On warming ammonium sulphate with sodium hydroxide solution.
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
Write a balanced equation for following :
Reaction of ammonia with nitric acid
