Chemistry
Give balanced equations for the following conversions A to E.
1.
2.
Nitric Acid
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Answer
A : Cu + 4HNO3 ⟶ Cu(NO3)2 + 2H2O + 2NO2
B :
C :
D : S + 6HNO3 ⟶ H2SO4 + 2H2O + 6NO2
E : 3SO2 + 2H2O + 2HNO3 ⟶ 3H2SO4 + 2NO
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Related Questions
Select the letters A, B, C, D or E, which form the gaseous products of the reactions from 1 to 5.
A: Nitrogen dioxide only
B: Nitric oxide only
C: Hydrogen
D: Nitrogen dioxide and oxygen
E: Nitrogen dioxide and carbon dioxide.- Reaction of manganese with cold, very dil. nitric acid.
- Reaction of sulphur with conc. nitric acid.
- Reaction of zinc with dil. nitric acid.
- Reaction of carbon with conc. nitric acid.
- Heat on nitric acid.
Select the correct word from the list in bracket to complete each statement.
- The oxidised product obtained on reaction of H2S gas with dil. HNO3 is ……………. [sulphur dioxide / sulphur / sulphuric acid].
- Aqua regia is a mixture of one part of …………… and three parts of …………… [conc. hydrochloric acid / conc. nitric acid] in which nitric acid …………… [reduces/oxidises] hydrochloric acid to chlorine.
- Pure conc. nitric acid or fuming nitric acid renders the metal …………… [zinc/copper/iron] passive or inactive.
- A mineral acid obtained from conc. nitric acid on reaction with a non-metal is …………… [hydrochloric acid / sulphuric acid / carbonic acid].
- The reaction of …………… [calcium carbonate / calcium oxide / calcium sulphite] with dilute nitric acid is an example of a neutralization reaction.
Name the oxidised product when the following 1 to 5 react with nitric acid
- Sulphur [with conc. acid]
- Zinc [with dil. acid]
- Aqueous soln. of SO2 [with dil. acid]
- Acidified iron [II] sulphate [with dil. acid]
- Carbon [with conc. acid]
Give reasons for the following:
Nitric acid is not manufactured from atmospheric nitrogen.