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प्रश्न
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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.
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संबंधित प्रश्न
Name a metallic chloride soluble in ammonium hydroxide.
When an ammonium salt is warmed with a sodium hydroxide solution, a gas is evolved. State three ways in which you can identify this gas.
Describe two tests to identify ammonia and ammonium ions in an aqueous solution.
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
What do you observe when Filter paper dipped in colourless phenolphthalein is introduced into ammonia.
Differentiate between:
Action on indicators or dry ammonia gas and aqueous 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.
