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प्रश्न
Give a balanced chemical equation for the reaction.
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उत्तर
Zn + 2 HCl → ZnCl2 + H2 (g)
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संबंधित प्रश्न
Hydrogen is combustible as well as a supporter of combustion.
MULTIPLE CHOICE QUESTIONS
The name hydrogen was given by
- Cavendish
- Lavoisier
- Haber
- none of these
Write the balanced equation and give your observation when the following metal reacts:
Sodium with cold water
Give equations for the reactions.
With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
Chlorine acts as an ______ agent.
Match the statements in List I with the appropriate answer in List II.
| List I | List II |
| 1. An atom of hydrogen | A: Chromic oxide |
| 2. A strong oxidising agent | B: Ammonia |
| 3. A promoter used in Bosch process | C: Iron |
| 4. A chemical used in the manufavture of fertilizers | D: One electron |
| 5. The catalyst used in production of a basic gas from nitrogen. | E: Dilute nitric acid |
Give a chemical test to distinguish between the following gases:
Hydrogen and oxygen
Name a gas which burns in air or oxygen forming water.
Describe briefly, with equations, the Bosch Process for the large scale production of hydrogen.
Give a reason for the following.
A mixture of hydrogen and chlorine can be separated by passage through a porous pot.
