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प्रश्न
Complete and balance the equation:
Hydrogen in metallurgy - reduction of
Iron [III] oxide - Fe2O3 + 3H2 → ________ + ______
उत्तर
Iron [III] oxide - Fe2O3 + 3H2 → 2Fe + 3H2
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संबंधित प्रश्न
Discuss the use of hydrogen as a fuel ?
Give the general group study of hydrogen with reference to
valence electrons
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:
A mixture of hydrogen & oxygen on burning, find application in welding & cutting metals.
Complete and balance the equation:
Conversion of hydrogen to -
Water - 2H2 + O2 → ________
Complete and balance the equation:
Conversion of hydrogen to -
Ammonia - N2 + 3H2 ⇌ ______
Complete and balance the equation:
Hydrogen in metallurgy - reduction of
Zinc oxide - ZnO + H2 → ________ + ______
Place the metals calcium, iron, magnesium and sodium in order of their activity with water, placing the most active first. Write the equation for each of the above metals which react with Water.
State the use of hydrogen –
In hydrogenation of oil and coal
