Question

Mention any two uses of hydrogen gas.​

Answer 1

Answer:

1) It is used to make oxy-hydrogen flame which is employed in cutting and welding metals

2) It can be used as a fuel. It is a clean fuel too as the only by-product of burning hydrogen is water which does not pollute the environment.

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Answer 2

1 )hydrogen gas was used in a fuel

2) it is used to produce fertilizer

3) hydrogen gas is used to hydrogenation of vegetable oil