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प्रश्न
Given one test can be used to detect the presence of the ion produced
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उत्तर
Red litmus turns blue, methyl orange turns yellow and phenolphthalein turns pink.
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संबंधित प्रश्न
Name two gases which give dense white fumes with ammonia.
Complete the following equation. What property of ammonia is illustrated by the reaction given below.
2NH3 + 3CuO →
State your observation for the following cases
(i) Ammonia gas is burnt in an atomosphere of oxygen in the absence of a catalyst
(ii) Glass rod dipped in ammonium hydroxide is brought near the mouth of the concentrated hydrochloric acid bottle
State one relevant observation of burning of ammonia in air.
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
How is ammonia soluble in water?
- 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.
