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प्रश्न
What do you observe when?
Scrap zinc is heated with conc. HNO3?
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उत्तर
When scrap zinc is heated with conc, HNO3 formation of zinc nitrate, water and nitrogen dioxide will occur.
\[\ce{Zn + 4HNO3 -> Zn(NO3)2 + 2H2O + 2NO2}\]
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संबंधित प्रश्न
Explain the following:
Dilute nitric acid is generally considered a typical acid but not so in its reaction with metals.
Ammonia is used in the Ostwald process.
Why is quartz used in this process?
Write a balanced equation and name the products formed when zinc reacts with dilute nitric acid.
How will you prepare the following from nitric acid?
copper nitrate
What is the purpose of Conc. H2SO4 in the above preparation?
What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO3?
Write the equation for the reaction of dilute nitric acid with copper.
Write the equation for the reaction:
Aluminum, Nitride and Water.
What is the special feature of the apparatus that is used in the laboratory preparation of nitric acid?
Give one test to distinguish between the following pair of chemicals.
Zinc nitrate solution and calcium nitrate solution
