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प्रश्न
Indicate which of the following statement is true and which is false:
The hydrogen molecule is monovalent.
पर्याय
True
False
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उत्तर
This Statement is True.
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संबंधित प्रश्न
Indicate which of the following statement is true and which is false:
Hydrogen gas is easily liquefiable.
Give a balanced chemical equation for the reaction.
Write the balanced equation and give your observation when the following metal reacts:
Sodium with cold water
Choose terms from the options given in brackets to complete this sentence.
A metal …………….. hydrogen in the activity series gives hydrogen with …………… acid or …………… acid.
(above, below, dilute hydrochloric, concentrated hydrochloric, dilute sulphuric).
Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen does not support combustion.
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 |
Write balanced equation for the following reaction:
magnesium + dil. hydrochloric acid → ___
Describe one chemical test applied to the following gases, which would enable you to distinguish between them :‘carbon monoxide and hydrogen’.
What do you observe when a piece of sodium is dropped into cold water?
Describe briefly, with equations, the Bosch Process for the large scale production of hydrogen.
