Advertisements
Advertisements
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
Advertisements
उत्तर
NO2
APPEARS IN
संबंधित प्रश्न
What is the type of salt formed when the reactants are heated at a suitable temperature for the preparation of Nitric acid?
Write a balanced equation and name the products formed when cupric oxide reacts with nitric acid.
How will you prepare the following from nitric acid?
Magnesium nitrate
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
What do you observe when?
Scrap zinc is heated with conc. 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
When nitric acid is prepared by the action of concentrated sulphuric acid on potassium nitrate. what is the special feature of the apparatus used?
Name the gas evolved:
The gas produced on heating sodium nitrate.
Explain the following:
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.
