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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.
APPEARS IN
संबंधित प्रश्न
Give reason for the following:
A pop sound produced when hydrogen is burnt?
Give a balanced chemical equation for the reaction.
Multiple Choice Question
Hydrogen is responsible for producing
MULTIPLE CHOICE QUESTIONS
Which is the lightest of all elements?
- hydrogen
- helium
- lithium
- none of these
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
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.
How can you obtain hydrogen from sodium hydroxide [not by electrolysis].
Write correctly the balanced equation for the following:
‘When zinc filings are added to a concentrated solution of sodium hydroxide’.
Write balanced equation of the reaction in the preparation of : hydrogen from a solution of potassium hydroxide [other than by electrolysis].
