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प्रश्न
What do you observe when?
Concentrated nitric acid is dropped on a hot surface?
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उत्तर
Reddish brown fumes of nitrogen dioxide are observed.
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संबंधित प्रश्न
Ammonia is used in the Ostwald process.
Name the oxidising agent used in this process.
How will you prepare the following from nitric acid?
copper nitrate
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Fill in the blank with appropriate word/words.
98% nitric acid is obtained by distilling 68% nitric acid with ________ under ______
Write a balanced equation for the production of nitrogen dioxide using copper.
What do you see when concentrated nitric acid is added to copper?
Name the gas evolved:
The gas produced on heating sodium nitrate.
Explain the following :
An all glass apparatus is used in the laboratory preparation of nitric acid.
Write a balanced equation for following :
Laboratory preparation nitric acid.
A dilute acid B does not normally give hydrogen when reacted with metals but does give a gas when it reacts with copper. Identify B. Write the equation with copper.
