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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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Hydrogen gas is easily liquefiable.
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Multiple Choice Question
Hydrogen is
FILL IN THE BLANK
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Give balanced equation for obtaining hydrogen from cold water using a divalent active metal.
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen has one valence electron.
