Advertisements
Advertisements
Question
With reference to the uses of hydrogen, give reason for the following:
Reaction of hydrogen with nitrogen under specific conditions finds industrial utility.
Advertisements
Solution
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.
APPEARS IN
RELATED QUESTIONS
Give reasons for the following:
Hydrogen can be used as a fuel.
Discuss the occurrence of hydrogen in the universe and on the earth ?
Discuss the use of hydrogen as a fuel ?
Hydrogen is evolved when dilute HCl reacts with magnesium, but nothing happens in the case of mercury and silver. Explain.
Under what conditions can hydrogen be made to combine with sulphur?
Name the products and write the equation for the reaction.
Under what conditions can hydrogen be made to combine with oxygen?
Name the products and write the equation for the reaction.
With reference to the uses of hydrogen, give reason for the following:
Hydrogen is not used in air balloons
Complete and balance the equation:
Conversion of hydrogen to -
Hydrogen sulphide - H2 + S → ________
Complete and balance the equation:
Hydrogen in metallurgy - reduction of
Iron [III] oxide - Fe2O3 + 3H2 → ________ + ______
Why is copper not used to prepare hydrogen by the action of dilute hydrochloric acid or dilute sulphuric acid on the metal, [copper [Cu] below hydrogen – no reaction]
