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प्रश्न
What do you observe when Filter paper dipped in colourless phenolphthalein is introduced into ammonia.
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उत्तर
The fi l ter paper turns into deep pink suggesting that ammonia solution
is alkaline or basic in nature.
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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?
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.
Complete the following equation. What property of ammonia is illustrated by the reaction given below.
2NH3 + 3CuO →
What is liquor ammonia fortis?
Describe two tests to identify ammonia and ammonium ions in an aqueous solution.
Identify the substance underlined, in the following case:
Cation that does not form a precipitate with ammonium hydroxide but forms one with sodium hydroxide.
What do you observe when Ammonia comes in contact with the eyes of a person.
- 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.
