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प्रश्न
How will you prepare the following from nitric acid?
Aqua regia
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उत्तर
A mixture of 3 parts conc. HCl and one part conc. HNO3 is called aqua regia. It gives nascent chlorine and can dissolve gold and platinum [noble metals].
\[\ce{HNO3 + 3HCl -> NOCl +2H2O +2[Cl]}\]
संबंधित प्रश्न
How will you prepare the following from nitric acid?
Magnesium nitrate
Mention three important uses of nitric acid. Give the property of nitric acid involved in the use.
Name the Following:
Product obtained by heating concentrated nitric acid.
Can we use conc. HCl in place of Conc. H2SO4 ?
Give reason for the following:
Conc. Nitric acid renders iron passive.
What happen when (Given balanced equation):
Limestone reacts with nitric acid?
Complete and balance the following equation :
HNO3 + FeSO4 + H2SO4 → ______________
Fill in the blank with appropriate word/words.
Ammonal is a mixture of ________ and __________
The figure given below illustrates the apparatus used in the laboratory preparation of nitric acid:
(i) Name A (a liquid), B( a Solid) and C(a liquid).
(ii) write the balanced chemical equation to show how nitric acid undergoes decomposition.
(iii) Write the balanced chemical equation for the reaction in which copper is oxidized by concentrated nitric acid.
Give a balanced equation for the following reaction:
Copper reacts with concentrated nitric acid.
