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प्रश्न
Give a balanced equation for the following conversion.
\[\ce{NH3<-H2->H2S}\]
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उत्तर
\[\ce{N2 + 3H2⇌2NH3}\]
\[\ce{H2 + S->H2S}\]
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संबंधित प्रश्न
Hydrogen gas is collected by the downward displacement of water. Give reason ?
For laboratory preparation of hydrogen, give the following:
materials used
For laboratory preparation of hydrogen, give the following:
chemical equation
Which test should be made before collecting hydrogen in a gas jar?
Give reason for the following:
Purified and dried hydrogen is collected over mercury.
Why are the following metal not used in the lab. preparation of hydrogen?
iron
Complete and balance the equation:
[General method]
Reactions of metals with steam
Aluminium - 2Al + 3H2O → ______+ _______ [g]
Give a balanced equation for obtaining hydrogen from?
Steam using a metal – and the reaction is reversible.
State why hydrogen is not prepared in the laboratory by the action of sodium with cold water.
Give a balanced equation for the following conversion.
\[\ce{CO + H2<-H2O->CO2 + H}\]
