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प्रश्न
What do you see when concentrated nitric acid is added to copper?
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उत्तर
When concentrated nitric acid is added to copper brown fumes of nitrogen dioxide are observed.
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संबंधित प्रश्न
Explain the following:
Concentrated nitric add appears yellow when it is left standing in a glass bottle.
Write a balanced equation for the action of heat on a mixture of copper and concentrated nitric acid.
Give two chemical equations for the following:
Nitric acid acting as the oxidizing agent.
What is meant by the following term?
Decrepitation
Can we use conc. HCl in place of Conc. H2SO4 ?
What do you observe when?
Conc. HNO3 drops on the skin of a person?
The first step in the manufacture of nitric acid is the catalytic oxidation of ammonia. What is the name of the catalyst?
State, what is observe when nitric acid is kept in a reagent bottle for a long time.
Write the equation for the reaction of dilute nitric acid with copper.
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.
