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प्रश्न
Give a balanced equation for obtaining hydrogen from?
Steam using a trivalent metal
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उत्तर
To obtain H2 using boiling water and
Steam and trivalent metal Al
2Al + 3H2O → Al2O3 + 3H2
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संबंधित प्रश्न
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In electrolysis of water, dilute sulphuric acid is added to increase ..................of water.
MATCH THE COLUMNS
| column A | column B |
| 1. `""2H_2 + O_2 → 2H_2O` | A. This reaction is not possible |
| 2. `""H_2+CI_2 →2HCI` | B.This reaction is exothermic to the extent of explosion |
| 3.`""ZaO+ H^2→Zn +H_2O` | C.This reaction is known as Haber process |
| 4.`""Cu + H_2SO^4 → CuSO_4 + H_2 ` | D.This reaction illustrates the reducing property of bydrogen |
| 5.`""N_2 +3H_2 → 2NH_3 +heat ` | E. This reaction takes place in diffused sunlight |
| F. This reaction is a method of preparation of hydrogen |
Hydrogen gas is collected by the downward displacement of water. Give reason ?
Give reason for the following:
Dilute sulphuric acid cannot be replaced by concentrated acid in the preparation of hydrogen.
Complete and balance the following reaction.
Na + H2O →_____________ +___________
Name an element whsich reacts violently with water at room temperature.
State the condition and give balanced equation for the conversion of water gas to hydrogen – in the Bosch process.
State the reactant added to hydrogen to obtain the respective product in following case.
Ammonia
State the reactant added to hydrogen to obtain the respective product in following case.
Water
Give a balanced equation for the following conversion.
\[\ce{NH3<-H2->H2S}\]
