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प्रश्न
Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen is a combustible gas.
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उत्तर
Hydrogen gas is combustible and bums at the mouth of the gas jar. When a burning candle is brought near the mouth of hydrogen in gas jar.
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संबंधित प्रश्न
Indicate which of the following statement is true and which is false:
The hydrogen molecule is monovalent.
Hydrogen is combustible as well as a supporter of combustion.
Hydrogen is a good reducing agent: What do you understand by the above statement? Explain with the help of copper oxide as an example.
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In nature, hydrogen occurs as a .................. molecule represented as H2
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The compounds of carbon and hydrogen are called .................
With reference to the equation : Cl2 + H2S → 2HCl + S pertaining to a redox reaction – select the correct answer.
Hydrogen sulphide is ______ to sulphur since the reaction involves ______ of hydrogen.
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 balanced equation for the following reaction:
magnesium + dil. hydrochloric acid → ___
Describe one chemical test applied to the following gases, which would enable you to distinguish between them :‘carbon monoxide and hydrogen’.
