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Question
Starting from hydrogen gas how would you obtain a basic gas.
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Solution
3 volumes of H2 react with 1 vol. of N2 gas in presence of catalyst (finely divided Fe at 450-500°C) and a basic gas ammonia is produced.
\[\ce{\underset{\text{1 vol.}}{N2} +\underset{\text{3 vol.}}{3H2} ⇌[450-500°C][Fe]\underset{\text{(Ammonia gas)}}{2NH3}}\]
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RELATED QUESTIONS
Match the statements in Column A with those in Column B.
| Column A | Column B |
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1. A metal which reacts with cold water to from hydrogen. |
1. Reduction |
| 2. A gas which is inflammable and non-supporter of combustion | 2. Hydrogenation |
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Multiple Choice Question
The metal which reacts with cold water to produce hydrogen is
For laboratory preparation of hydrogen, give the following:
method of collection
Why hot concentrated sulphuric acid is not used in the preparation of hydrogen?
Why are the following metals not used in the lab. preparation of hydrogen?
sodium
Starting from hydrogen gas how would you obtain a neutral liquid.
Select the correct options for the following statement:
The product formed on combustion of hydrogen in air is ___.
Complete and balance the equation:
[General method]
Reactions of metals with dilute acids
Aluminium - 2Al + 3H2SO4 → ______+ _______ [g]
State the reactant added to hydrogen to obtain the respective product in following case.
Ammonia
Give a balanced equation for the following conversion.
\[\ce{NH3<-H2->H2S}\]
