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प्रश्न
Laboratory preparation of ammonia from aammonia chloride
उत्तर
2NH4Cl + Ca(OH)2 → CaCl2 + 2H2O + 2NH3↑
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संबंधित प्रश्न
Write a balanced chemical equation for the following:
Laboratory preparation of ammonia from ammonium chloride.
Give balanced chemical equations for Lab preparation of ammonia using an ammonium salt
Name the gas which is prepared by Haber's process.
Explain the following:
Ca(OH)2 is preferred over NaOH in the preparation of ammonia.
Explain the following:
Ammonia solution is used in the laboratory to identify metalions.
Name a simple method you would employ to prepare ammonium salts in your laboratory.
A substance 'A' was heated with slaked lime and a gas 'B' with the pungent smell was obtained. Name the substances A and B and give a balanced equation.
Give reasons:
Ammonium nitrate is not used in the preparation of ammonia.
Give reasons:
In the lab. preparation of ammonia calcium hydroxide is used in excess.
Give the chemical equation(s) to prove that \[\ce{NH3}\] contains nitrogen and hydrogen.
Give a balanced equation:
Ammonium hydroxide is added to ferrous sulphate solution.
Write observations:
Ammonia gas is passed over heated copper (II) oxide.
The following question pertains to the laboratory preparation of Ammonia gas from Magnesium nitride:
Why is the method seldom used?
The following question pertains to the laboratory preparation of Ammonia gas from Magnesium nitride:
How do you identify the gas that formed?
Ammonia gas is collected by downward displacement of air since ammonia is ______.
Rewrite the following statement by adding the correct word, as shown in the example:
|
Example: Given Statement: Ammonia changes moist red litmus to blue. Correct Statement: Aqueous ammonia changes moist red litmus to blue. |
Ammonia reacts with chlorine to give ammonium chloride and nitrogen.
