Advertisements
Advertisements
प्रश्न
How will you prepare the following from nitric acid?
Aqua regia
Advertisements
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].
\[\ce{HNO3 + 3HCl -> NOCl +2H2O +2[Cl]}\]
APPEARS IN
संबंधित प्रश्न
How will you prepare the following from nitric acid?
Lead nitrate
- Name the process used for the manufacture of nitric acid.
- What are the reactants required for it and what are their sources?
- In which ratio reactants are taken in this process?
- Name the catalyst used in the process.
- What is the oxidizing agent in this process?
- Write the equations involved.
Explain with the help of a balanced equation, the brown ring test for nitric acid.
Give reason for the following:
Concentrated nitric acid is a stronger oxidizing agent.
Write balanced equation and name the product formed when :
Cupric oxide reacts with nitric acid.
Write balanced equation and name the product formed when :
Concentrated nitric acid is heated.
How will you prepare Aqua regia from nitric acid?
What do you observe when?
Scrap zinc is heated with conc. HNO3?
Fill in the blank with appropriate word/words.
98% nitric acid is obtained by distilling 68% nitric acid with ________ under ______
Name (formula is not acceptable) the gas produced in the following reaction:
On warming ammonium sulphate with sodium hydroxide solution.
