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प्रश्न
State the reactant added to hydrogen to obtain the respective product in following case.
Ammonia
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उत्तर
Reactant added to obtain:
Ammonia: Nitrogen and hydrogen.
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संबंधित प्रश्न
Why nitric acid is not used in the preparation of hydrogen?
Why hot concentrated sulphuric acid is not used in the preparation of hydrogen?
How did the name 'hydrogen' originate?
Hydrogen may be prepared in the laboratory by the action of a metal on an acid.
Which of the metals copper, zinc, magnesium or sodium would be the most suitable?
Complete and balance the following reaction.
Zn + H2O →_____________ +___________
Correct the following statement:
Hydrogen is separated from CO by passing the mixture through caustic potash solution.
State how hydrogen occurs in the free state. Name three compounds containing hydrogen in the combined state.
Give reason for the following:
In the preparation of hydrogen by electrolysis of water – the distilled water used is acidified.
Complete and balance the equation:
[General method]
Reactions of metals with steam
Magnesium - Mg + H2O → ______+ _______ [g]
How did the name ‘hydrogen’ originate? How does hydrogen occur in the combined state?
