Liquid hydrogen is being seriously considered as automobile fuel. It is because liquid hydrogen

Options

A. is an abundant and cheap fuel
B. is non-corrosive
C. is a pollution-free fuel
D. has a high calorific value

Answer

C

Explanation

on burning liq `H_2` will produce only `H_2O(g)`
(a)is incorrect as liq. `H_2` is very costly since liquefaction of `H_2(g)` involves high operational costs. (b) is irrelevant. (d) is not correct as higher fuels with higher calorific value are available .