Advertisements
Advertisements
Questions
Write a balanced equation for the action of heat on a mixture of copper and concentrated nitric acid.
Give a balanced equation for the following:
Action of heat on a mixture of copper and nitric acid.
Advertisements
Solution
\[\ce{Cu + 4HNO3 -> Cu(NO3)2 + 2H2O + 2NO2}\]
RELATED QUESTIONS
Mention three important uses of nitric acid. Give the property of nitric acid involved in the use.
Why is freshly prepared ferrous sulphate solution used for testing the nitrate radical in the brown ring test?
Name the following :
Gas produced in air during lighting.
How is nitric acid prepared in laboratory?
How can 68% nitric acid be concentrated to 98% nitric acid?
Give reason for the following:
Conc. Nitric acid renders iron passive.
Give reason for the following:
Nitric acid is used in purification of gold.
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
Why does pure nitric acid take on a yellowish brown colour when exposed to light?
State, what is observe when nitric acid is kept in a reagent bottle for a long time.
