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प्रश्न
Give a balanced equation for obtaining hydrogen from?
Steam using a trivalent metal
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उत्तर
To obtain H2 using boiling water and
Steam and trivalent metal Al
2Al + 3H2O → Al2O3 + 3H2
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संबंधित प्रश्न
A metal ______ hydrogen in the reactivity series gives hydrogen with ______.
Give reason for the following:
Though hydrogen is lighter than air it cannot be collected by downward displacement of air.
For laboratory preparation of hydrogen, give the following:
method of collection
Complete and balance the following reaction.
Na + H2O →_____________ +___________
Complete and balance the following reaction.
Zn + H2O →_____________ +___________
Complete and balance the following reaction.
Fe + H2O →_____________ +___________
State how hydrogen occurs in the free state. Name three compounds containing hydrogen in the combined state.
Select the correct options for the following statement:
The acid _____ is not Used in the laboratory preparation of hydrogen, using zinc and an acid.
Complete and balance the equation:
[General method]
Reactions of metals with steam
Magnesium - Mg + H2O → ______+ _______ [g]
Give a balanced equation for obtaining hydrogen from?
Steam using a metal – and the reaction is reversible.
