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प्रश्न
With reference to the uses of hydrogen, give reason for the following:
Reaction of hydrogen with nitrogen under specific conditions finds industrial utility.
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उत्तर
One vol. of N2 and 3 vol. of H2 in presence of a catalyst (finely divided iron) at 450-500°C and at 200-900 mm pressure forms basic compound ammonia [NH3] which finds applications in fertilizers and nitric acid [HNO3] and explosives.
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संबंधित प्रश्न
Indicate which of the following statement is true and which is false:
The reaction between hydrogen and nitrogen to form ammonia is reversible.
Give reasons for the following:
Hydrogen can be used as a fuel.
Write two physical properties of hydrogen.
What is hydrogenation?
Discuss the occurrence of hydrogen in the universe and on the earth ?
Discuss the use of hydrogen as a fuel ?
Choose terms from the options given in brackets to complete this sentence.
Hydrogen is ………………… soluble in water.
(sparingly, highly, moderately)
State the following pertaining to the physical properties of hydrogen: Effect on moist blue litmus paper.
With reference to the uses of hydrogen, give reason for the following:
Hydrogen is not used in air balloons
Complete and balance the equation:
Hydrogen in metallurgy - reduction of
Iron [III] oxide - Fe2O3 + 3H2 → ________ + ______
