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प्रश्न
State the use of hydrogen –
In hydrogenation of oil and coal
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उत्तर
Use of hydrogen in the hydrogenation of oil and coal :
- Vegetable oil [palm oil] turns to [vegetable ghee] semisolid fats by hydrogenation in presence of nickel catalyst at 170°C.
- Passage of H2 under high pressure in the presence of a catalyst and at suitable temperature produces a product similar to petroleum.
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संबंधित प्रश्न
Write two physical properties of hydrogen.
Discuss the occurrence of hydrogen in the universe and on the earth ?
Under what conditions can hydrogen be made to combine with nitrogen?
Name the products and write the equation for the reaction.
Under what conditions can hydrogen be made to combine with sulphur?
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
With reference to the uses of hydrogen, give reason for the following:
Reaction of hydrogen with nitrogen under specific conditions finds industrial utility.
Complete and balance the equation:
Conversion of hydrogen to -
Water - 2H2 + O2 → ________
Complete and balance the equation:
Conversion of hydrogen to -
Hydrogen chloride - H2 + Cl2 → ________
Complete and balance the equation:
Conversion of hydrogen to -
Ammonia - N2 + 3H2 ⇌ ______
State the use of hydrogen –
In the extraction of metals
