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प्रश्न
Explain the following:
Two jars of H2 are collected – “one burns quietly and the other does not”.
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उत्तर
‘One burn quietly’ is pure hydrogen, and ‘which does not bum quietly’ is mixed hydrogen with air. It explodes on burning.
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संबंधित प्रश्न
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H2+____________→ 2HCI
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Multiple Choice Question
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Multiple Choice Question
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FILL IN THE BLANK
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Iron [III] oxide to iron – using hydrogen.
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| 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 |
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Give balanced equation for obtaining hydrogen from cold water using a divalent active metal.
