Question

1.Which fuel causes least pollution?
(a) Diesel
(b) Coal
(c) LPG
(d) Hydrogen

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Answer 1

Answer:

hydrogen causes less pollution

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Answer 2

Explanation:

HYDROGEN is correct option

explanation :-

Combustion of one molecule of methane [g], combined with two oxygen molecules, react to form a carbon dioxide molecule, and two water molecules usually are given off as steam or water vapor during the reaction and energy. Natural gas is the cleanest burning fossil fuel.

NATURAL GAS = HYDROGEN