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प्रश्न
What is the function of:
(i) finely divided iron
(ii) Molybdenum in the above process
उत्तर
(i) Finely divided iron acts as catalyst which alters the rate of reaction,
but itself does not undergo any chemical change.
(ii ) Molybdenum acts as promoter which increase the efficiency of
the catalyst.
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संबंधित प्रश्न
Pick the odd member from the list giving reasons:
Ammonia, sulphur dioxide, hydrogen chloride, carbon dioxide.
Distinguish between the following (using ammonia solution) Sodium sulphate and ammonium sulphate.
Give balanced equation for the following conversion:
Ammonia to nitrogen using an acidic gas.
Write a balanced chemical equation for each of the following reactions :
Ammonium hydroxide is added to ferrous sulphate solution.
Explain the following:
Aqueous ammonia conducts electricity.
How is gas collected in the gas jar?
Name the substance used for drying ammonia.
Give reasons:
Ammonium compounds do not occur as minerals.
