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प्रश्न
Multiple Choice Question
Hydrogen is responsible for producing
पर्याय
heat and light
hydrogenated oil
fertilizers
all of the above
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उत्तर
all of the above
APPEARS IN
संबंधित प्रश्न
Indicate which of the following statement is true and which is false:
The hydrogen molecule is monovalent.
Give reason for the following:
Helium replaced hydrogen in weather observation balloons?
Hydrogen is a good reducing agent: What do you understand by the above statement? Explain with the help of copper oxide as an example.
Define catalytic hydrogenation.
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
Why is hydrogen called a reducing agent? Give chemical equation to support your answer ?
Write the balanced equation and give your observation when the following metal reacts:
Sodium with cold water
Using a burning candle and a jar of hydrogen – how would you prove experimentally that Hydrogen does not support combustion.
Explain the following:
Two jars of H2 are collected – “one burns quietly and the other does not”.
What do you observe when a piece of sodium is dropped into cold water?
