Advertisements
Advertisements
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.
Advertisements
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
Give two reactions to show reducing property of ammonia.
Complete the following equation. What property of ammonia is illustrated by the reaction given below.
2NH3 + 3CuO →
What is liquor ammonia fortis?
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
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
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 is passed over heated lead oxide.
