Advertisements
Advertisements
Question
Explain, why ammonia is evolved when water is added to the product formed, when magnesium is burned in air.
Short/Brief Note
Advertisements
Solution
Magnesium on burning in air produces magnesium nitride.
\[\ce{Mg + N2 → Mg3N2}\]
When this magnesium ni tride comes in contact with water ammonia gas is released
\[\ce{Mg3N2 + 6H2O -> 3Mg(OH)2 + 2NH3}\]
Key: Ammonia is formed from metal nitrides
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Pick the odd member from the list, giving reasons:
Copy and complete the following equations:
- \[\ce{AlN + H2O ->}\]
- \[\ce{2NH3 + 3PbO ->}\]
- \[\ce{NH3 + 3Cl2 ->}\]
- \[\ce{NH3 + CO2 ->}\]
-
- Which property of ammonia is illustrated by equation (c)?
- What important fertiliser is prepared from equation (d)? State the conditions.
Explain the following:
Liquid NH3 has no action on litmus, while liquor ammonia has an effect.
Name the gas evolved when the mixture of calcium hydroxide and ammonium chloride is heated.
How is ammonia collected?
Ammonia can be obtained by adding water to ______.
Write balanced equation for the preparation of ammonia for ammonium chloride.
Give two reasons to show that the solution of ammonia in water contains hydroxylions.
Give a balanced equation for the reduction of hot copper (II) oxide to copper using ammonia gas.
Write sqauential observation for effect of heat on Lead carbonate.
