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प्रश्न
Hydrogen is combustible as well as a supporter of combustion.
पर्याय
True
False
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उत्तर
This statement is False.
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संबंधित प्रश्न
State four uses of hydrogen:
Define catalytic hydrogenation.
FILL IN THE BLANK
Hydrogen is present abundantly in the ................
Write the balanced equation and give your observation when the following metal reacts:
Sodium with cold water
Give the balanced equation of the reaction.
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).
Give equations for the reactions.
Select the correct options for the following statement:
The gas which has now replaced hydrogen in air balloons is ___.
When steam is passed over red-hot iron, magnetic oxide of iron and hydrogen are obtained. “The reaction between steam and red-hot iron is a Reversible Reaction.” What is meant by this statement.
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen has one valence electron.
