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प्रश्न
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.
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उत्तर
Three ways in which ammonia gas can be identified is:
It has a sharp characteristic odour When a glass rod dipped in HCl is brought in contact with the gas white colour fumes of ammonium chloride are formed It turns moist red litmus blue, moist turmeric paper brown and phenolphthalein solution pink.
संबंधित प्रश्न
State what you observe when a piece of moist red litmus paper is placed in a gas jar of ammonia.
Name a metallic chloride soluble in ammonium hydroxide.
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
Name the gas evolved when the following mixtures are heated.
Calcium hydroxide and ammonium chloride
What do you observe when Ammonia in excess is mixed with chlorine.
What do you observe when Ammonium solution is added to ferric chloride solution.
What do you observe when Ammonia comes in contact with the eyes of a person.
