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प्रश्न
How does ammonia react with a solution of Cu2+?
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उत्तर
NH3 acts as a Lewis base. It donates its electron pair and forms a linkage with metal ion.
`Cu_(" "(aq))^(2) + 4NH_(3(aq)) harr [Cu(NH_3)_4]_(" "(aq))^(2+)`
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संबंधित प्रश्न
Describe the laboratory method of preparation of ammonia
What is the action of Excess of air on ammonia ?
What is the action of the following reagents on ammonia :
Nessler's reagent
Mention the conditions required to maximise the yield of ammonia.
What happens when (NH4)2Cr2O7 is heated? Write the equations.
What is the action of Excess of chlorine on ammonia?
What is the action of the following reagents on ammonia :
Sodium metal
In laboratory ammonia is prepared by heating:
Ammonia has a higher boiling point and is less volatile because of ____________.
On heating ammonium dichromate and barium azide separately we get ______.
In Haber’s process for the manufacture of NH3:
The shape of ammonia molecule is ____________.
When ammonia is heated with cupric oxide, a molecule of ammonia will ____________.
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 ______.
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 ______.
\[\ce{PCl5}\] reacts with finely divided silver on heating and a white silver salt is obtained, which dissolves on adding excess aqueous \[\ce{NH3}\] solution. Write the reactions involved to explain what happens.
