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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
What property of ammonia is demonstrated by the fountain experiment?
List the properties of ammonia that make it a good refrigerant.
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.
The diagram shows an experimental set up for the laboratory preparation of a pungent smelling gas. The gas is alkaline in nature.
- Nature the gas collected in the jar.
- Write the balance equation for the above preparation.
- How is the gas being collected?
- Name the drying agent used.
- How will you find that the jar is full of gas?
What do you observe when Ammonium solution is added to ferric chloride solution.
How is ammonia soluble in water?
Of the two gases, ammonia and hydrogen chloride, which is denser? Name the method of collection of this gas.
