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प्रश्न
Give a balanced equation for obtaining hydrogen from?
Steam using a metal – and the reaction is reversible.
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उत्तर
To obtain H2 using boiling water and
Steam and a metal – a reaction is reversible
\[\ce{3Fe + 4H2O ⇌ Fe3O4 + 4H2}\]
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संबंधित प्रश्न
Give reason for the following:
Though hydrogen is lighter than air it cannot be collected by downward displacement of air.
Multiple Choice Question
The metal which reacts with cold water to produce hydrogen is
For laboratory preparation of hydrogen, give the following:
materials used
Choose the correct option:
Elements which show unique nature in the preparation of hydrogen are:
Hydrogen may be prepared in the laboratory by the action of a metal on an acid.
How would you modify your apparatus to collect dry hydrogen? Which drying agent would you employ for this purpose?
Starting from hydrogen gas how would you obtain a neutral liquid.
Complete and balance the equation:
[General method]
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Zinc - Zn + H2O → ______+ _______ [g]
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[General method]
Reactions of metals with dilute acids
Iron - Fe + 2HCl → ______ + _______ [g]
Complete and balance the equation:
[General method]
Reactions of metals - alkali [conc. soln.]
Lead - Pb + 2NaOH → ______ + _______ [g]
State the condition and give balanced equation for the conversion of water gas to hydrogen – in the Bosch process.
