Advertisements
Advertisements
Question
What is : aqua regia
Advertisements
Solution
Aqua Regia: Conc. Nitric acid (1part by volume) when mixed with conc. Hydrochloric acid (3 parts by volume) gives a mixture called aqua regia. It means Royal water .
HNO3 +3HCl → NOCl +2H2O +2[Cl]
RELATED QUESTIONS
What is the fixation of Nitrogen?
During thunderstorm, rain water contains nitric acid. Explain with reactions.
Write a balanced equation and name the products formed when concentrated nitric acid is heated.
What is the oxidizing agent in ostwald process ?
Write the balanced equation for the following:
Action of concentrated nitric acid on copper.
The following statement is correct only under certain conditions. Rewrite the statement including the appropriate condition(s) and underline it in your answer.
Copper and nitric acid react together to produce nitrogen dioxide.
Write equation to show the reaction between the following:
Copper oxide and dilute nitric acid.
Fill in the blank using the appropriate words given below:
Cold, dilute nitric acid reacts with copper to give ______.
What happens when
Caustic soda solution is added to Cu(NO3)2 solution and product boiled.
From the formulae listed below, Choose, one, corresponding to the salt having the given description:
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4, 7H2O.
On heating this, salt changes from green to black.
