Advertisements
Advertisements
प्रश्न
What is the action of the following reagents on ammonia :
Nessler's reagent
Advertisements
उत्तर
With Nessler’s reagent ( an alkaline solution of K2Hgl4 ) ammonia and ammonium salts give brown precipitate due to formulation of Million’s base.
\[\ce{\underset{\text{Nessler's reagent }}{2K2HgI4} + NH3 + 3KOH -> \underset{\text{(Iodide of million’s base)}}{H2N–Hg–O–Hg–I} + 7KI + 2H2O}\]
APPEARS IN
संबंधित प्रश्न
Describe the laboratory method of preparation of ammonia
What is the action of Excess of air on ammonia ?
How does ammonia react with a solution of Cu2+?
How is ammonia manufactured industrially?
What is the action of Excess of chlorine on ammonia?
What is the action of Na Metal on ammonia?
What is the action of the following reagents on ammonia :
Sodium metal
What is Nessler’s reagent?
In laboratory ammonia is prepared by heating:
Ammonia has a higher boiling point and is less volatile because of ____________.
Which compound is used in the preparation of caprolactam?
Which compound is used as the cooling liquid in refrigerators?
On heating ammonium dichromate and barium azide separately we get ______.
Ammonia on reaction with hypochlorite anion can form:
Liquid ammonia bottles are opened after cooling them in ice for some time. It is because liquid NH3 ____________.
Which one of the following is not a use of ammonia?
In qualitative analysis when \[\ce{H2S}\] is passed through an aqueous solution of salt acidified with dil. \[\ce{HCl}\], a black precipitate is obtained. On boiling the precipitate with dil. \[\ce{HNO3}\], it forms a solution of blue colour. Addition of excess of aqueous solution of ammonia to this solution gives ______.
A brown ring is formed in the ring test for \[\ce{NO3^{-}}\] ion. It is due to the formation of ______.
In the preparation of HNO3, we get NO gas by catalytic oxidation of ammonia. The moles of NO produced by the oxidation of two moles of NH3 will be ______.
What happens when reactions:
Benzylchloride is treated with ammonia followed by the reaction with Chloromethane.
