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प्रश्न
Complete and balance the following reaction.
Na + H2O →_____________ +___________
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उत्तर
2Na + 2H2O → 2NaOH + H2
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संबंधित प्रश्न
A metal ______ hydrogen in the reactivity series gives hydrogen with ______.
For laboratory preparation of hydrogen, give the following:
fully-labeled diagram
Complete and balance the following reaction.
Mg + H2O →_____________ +___________
Complete and balance the following reaction.
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Complete and balance the following reaction.
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Answer the following pertaining to the preparation of hydrogen by electrolysis,
Name the electrode –
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Select the correct answer to the reactant added, to give the product in the preparation of hydrogen gas.
\[\ce{Ca(OH)2 + H2}\]
