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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
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संबंधित प्रश्न
Give reason for the following:
A pop sound produced when hydrogen is burnt?
Give reason for the following:
Helium replaced hydrogen in weather observation balloons?
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
Multiple Choice Question
Hydrogen is
MULTIPLE CHOICE QUESTIONS
Which is the lightest of all elements?
- hydrogen
- helium
- lithium
- none of these
Why is hydrogen called a reducing agent? Give chemical equation to support your answer ?
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).
Write a correctly balanced equation for the following “word equation”:
calcium + water → calcium hydroxide + hydrogen
What do the following symbols represent : 2H and H2.
Describe briefly, with equations, the Bosch Process for the large scale production of hydrogen.
