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प्रश्न
Give reason for the following:
Aluminum does not react with nitric acid of any concentration.
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उत्तर
Aluminum does not react with nitric acid of any concentration because of the formation of extremely thin, unreactive, protective layer of insoluble metallic oxide on the surface of aluminium which stops further reaction.
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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.
Write an equation for the following conversions A, B, C and D.
How will you prepare the following from nitric acid?
Ferric nitrate
Give reason for the following:
Aqua regia dissolves gold and platinum.
How will you prepare Aqua regia from nitric acid?
What happens when (Given balanced equation):
Nitric acid is added to Kl (aq)?
Complete and balance the following equation :
C + HNO3 → ___________
Complete and balance the following equation :
Fe + HNO3(conc.) → _____________
Name (formula is not acceptable) the gas produced in the following reaction:
On warming ammonium sulphate with sodium hydroxide solution.
Give one test to distinguish between the following pair of chemicals.
Zinc nitrate solution and calcium nitrate solution
