Advertisements
Advertisements
Question
How will you prepare the following from nitric acid?
Aqua regia
Solution
A mixture of 3 parts conc. \[\ce{HCl}\] and one part conc. \[\ce{HNO3}\] 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
RELATED QUESTIONS
Name the gas evolved when the following mixtures are heated:
Sodium Nitrite and Ammonium Chloride
What is passive iron?
Name the products formed when carbon and conc. nitric acid is heated.
What is meant by the following terms?
Fuming nitric acid
Name the process used for the manufacture of nitric acid.
What are the reactants required for Ostwald process and what are their sources?
Give reason for the following:
Lighting is a blessing in disguise.
Write balanced equation and name the product formed when :
Sodium hydrogen carbonate is added to nitric acid.
Write balanced equation and name the product formed when :
Cupric oxide reacts with nitric acid.
Write balanced equation and name the product formed when :
Zinc reacts with dilute nitric acid.
