Question

What is hydrogen cell. Explain its uses?

Answer 1

Hydrogen cell is also called fuel cell and it is an electrochemical device which combines H₂ and O₂ to produce electricity with water and heat as its by-product. Uses are-
1.It is used in rockets .

Answer 2

Hydrogen cell is also called  fuel cell which reacts with oxygen to give water and released energy.
2H2(g) + O2(g) → 2H2O(g)
it can be used to provide rockets ,car,boat,aeroplane..etc