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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.
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.
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संबंधित प्रश्न
State what you observe when a piece of moist red litmus paper is placed in a gas jar of ammonia.
How will you demonstrate the solubility of ammonia in water? Explain.
List the properties of ammonia that make it
(i) A good refrigerant
(ii) A cleaning agent
(iii) As a source of hydrogen
Name the gas evolved when the following mixtures are heated:
Calcium hydroxide and ammonium chloride
Identify the substance underlined, in the following case:
A solid formed by reaction of two gaes, one of which is acidic and the other basic in nature.
Differentiate between:
Aqueous ferrous and ferric sulphate solution
Choose the correct answer from the options given below :
Ammonia is produced when ammonium chloride is heated with
- 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
Identify the terms for the following:
The experiment which demonstrates high solubility of ammonia gas.
