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प्रश्न
State four uses of hydrogen:
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उत्तर
- Hydrogen with oxygen produce oxy-hydrogen flame which is used for cutting and welding.
- Hydrogen gas is used as a fuel.
- Hydrogen is used for hydrogenation of vegetable oil.
- Hydrogen gas is used extensively in the manufacture of ammonia gas, which is used to produce fertilizers.
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संबंधित प्रश्न
Indicate which of the following statement is true and which is false:
Hydrogen gas is easily liquefiable.
Complete and balance the following equation:
H2+____________→ 2HCI
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
FILL IN THE BLANK
In nature, hydrogen occurs as a .................. molecule represented as H2
FILL IN THE BLANK
Ammonia is used to make ................
Write the balanced equation and give your observation when the following metal reacts:
Sodium with cold water
Correct the following statement:
Hydrogen is dried by passing it through conc. H2SO4.
Give a chemical test to distinguish between the following gases:
Ammonia and hydrogen chloride
How can you obtain hydrogen from sodium hydroxide [not by electrolysis].
Give balanced equation for obtaining hydrogen from cold water using a divalent active metal.
