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प्रश्न
With reference to the uses of hydrogen, give reason for the following:
A mixture of hydrogen & oxygen on burning, find application in welding & cutting metals.
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उत्तर
Hydrogen and oxygen mixture on burning produces a high temperature upto 2800°C which is used for welding and cutting of metals.
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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.
What is hydrogenation?
Discuss the occurrence of hydrogen in the universe and on the earth ?
Discuss the use of hydrogen as a fuel ?
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 oxygen?
Name the products and write the equation for the reaction.
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 -
Hydrogen chloride - H2 + Cl2 → ________
Complete and balance the equation:
Hydrogen in metallurgy - reduction of
Zinc oxide - ZnO + H2 → ________ + ______
State the use of hydrogen –
In the extraction of metals
