Advertisements
Advertisements
प्रश्न
Explain the following:
Ammonia solution is used in the laboratory to identify metalions.
उत्तर
Ammonium hydroxide precipitates hydroxides of metals, which differ in
colour and solubility in excess of ammonium hydroxide. Thus it is used
inidenti fication of metalions.
APPEARS IN
संबंधित प्रश्न
Write a balanced chemical equation for the preparation of the following salts
Ammonium sulphate crystals
Choose the correct word or phrase from the options to complete the following sentence and write balanced equation for the same.
Ammonium chloride is a soluble salt prepared by ______.
Explain the following:
Ca(OH)2 is preferred over NaOH in the preparation of ammonia.
Give reasons:
Ammonium nitrate is not used in the preparation of ammonia.
Give reasons:
Conc. \[\ce{H2SO4}\] is a good drying agent, yet it is not used to dry \[\ce{NH3}\].
Ammonia is manufactured by Haber Process.
Under what conditions do the reactants combine to form ammonia? Give a balanced equation for the reaction.
Ammonia is manufactured by Haber Process.
In what ratio by volume, are the above gases used?
Ammonia is manufactured by Haber Process.
State whether the formation of ammonia is promoted by the use of high pressure or low pressure?
Give a balanced equation:
Ammonium hydroxide is added to ferrous sulphate solution.
Write observations:
Ammonia gas is passed over heated copper (II) oxide.
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.
