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प्रश्न
Write down the word equation or balanced equation for the action of concentrated nitric acid on copper.
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उत्तर
Balanced equation:
\[\ce{Cu + 4HNO3 ->[\Delta] Cu(NO3)2 + 2NO2 + 2H2O}\]
word equation :
\[\ce{Copper + nitric acid ->[\Delta] copper nitrate + nitrogen dioxide + water}\]
APPEARS IN
संबंधित प्रश्न
State one relevant observation for the following:
When crystals of copper nitrate are heated in a test tube.
Name the gas that is produced in the given cases :
Sulphur is oxidized by concentrated nitric acid.
What is aqua fortis?
- 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.
Write the balanced equation for the following:
Action of concentrated nitric acid on copper.
Choose the correct word from the given options to complete the sentence :
Sulphur can be converted to sulphuric acid using __________ nitric acid.
Write equation to show the reaction between the following:
Copper oxide and dilute nitric acid.
Write balanced equation to show the reaction between the sulphur and hot concentrated nitric acid.
What happens when
Caustic soda solution is added to Cu(NO3)2 solution and product boiled.
Write sqauential observation for effect of heat on Copper nitrate.
