Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
Three ways to identify ammonia gas:
1. It is a pungent smell gas.
2. It gives white precipitate when bubbles through a solution of lead nitrate.
3. It gives a brown colour or precipitate when treated with Nessler's reagent.
APPEARS IN
संबंधित प्रश्न
What property of ammonia is demonstrated by the fountain experiment?
Ammonium salts decompose on heating. What other property do ammonium salts have in common?
The diagram shows a simple arrangement of the fountain experiment:
(i) Name the two gases you have studied which can be used in this experiment
(ii) What is the common properly demonstrated by this experiment
Name the gas evolved when the following mixtures are heated.
Calcium hydroxide and ammonium chloride
Identify the substance underlined, in the following case:
A solid formed by reaction of two gaes, one of which is acidic and the other basic in nature.
Write an equation to illustrate the reducing nature of ammonia.
- Of the two gases, ammonia and hydrogen chloride, which is more dense? Name the method of collection of this gas.
- Give one example of a reaction between the above two gases which produce a solid compound.
- Write the balanced equation for a reaction in which ammonia is oxidized by:
- a metal oxide,
- a gas which is not oxygen.
State a relevant reason for the following:
Ammonia gas is not collected over water.
