Advertisements
Advertisements
Question
Fill in the blank using the appropriate words given below:
Cold, dilute nitric acid reacts with copper to give ______.
Options
Sulphur dioxide
Nitrogen dioxide
Nitric oxide
Sulphuric acid
Advertisements
Solution
Cold, dilute nitric acid reacts with copper to give nitric oxide.
APPEARS IN
RELATED QUESTIONS
Give a balanced chemical equation for Action of conc. Nitric acid on Sulphur
State one relevant observation for the following:
When crystals of copper nitrate are heated in a test tube.
Write a balanced equation for the action of warm water on magnesium nitride.
Name the gas that is produced in the given cases :
Sulphur is oxidized by concentrated nitric acid.
During thunderstorm, rain water contains nitric acid. Explain with reactions.
- Write a balanced chemical equation for the laboratory preparation of nitric acid.
- In the preparation of nitric acid from KNO3, concentrated hydrochloric acid is not used in place of concentrated sulphuric acid. Explain why?
- Conc. nitric acid prepared in the laboratory is yellow in colour. Why? How is this colour removed?
- Give reasons for the following:
In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitrate should not be heated very strongly above 200°C.
Nitric acid cannot be concentrated beyond 68% by the distillation of a dilute solution of HNO3. State the reason.
Write the balanced equation for the following:
Action of concentrated nitric acid on copper.
The following statement is correct only under certain conditions. Rewrite the statement including the appropriate condition(s) and underline it in your answer.
Copper and nitric acid react together to produce nitrogen dioxide.
Fill in the blank using the appropriate words given below:
Hot, concentrated nitric add reacts with sulphur to form ______.
