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प्रश्न
Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen does not support combustion.
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उत्तर
Hydrogen extinguishes the burning candle when pushed inside the jar. This shows that hydrogen does not support combustion.
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संबंधित प्रश्न
Indicate which of the following statement is true and which is false:
The hydrogen molecule is monovalent.
Give a balanced chemical equation for the reaction.
Multiple Choice Question
Hydrogen is responsible for producing
FILL IN THE BLANK
Hydrogen is present abundantly in the ................
FILL IN THE BLANK
Ammonia is used to make ................
Give a test to differentiate between two gas jars – one containing pure hydrogen and the other hydrogen-air mixture.
Give balanced equation for the following conversion:
Water gas to hydrogen – industrially.
Give balanced equation for obtaining hydrogen from cold water using a monovalent active metal.
Give a reason for the following.
A mixture of hydrogen and chlorine can be separated by passage through a porous pot.
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen has one valence electron.
