1.

The correct statement among (a) to (d) regarding H2 as a fuel are:I. It produces less pollutants than petrolII. A cylinder of compressed dihydrogen weights ~30 times more than a petrol tank producing the same amount of energy.III. Dihydrogen is stored in tanks of metal alloys like NaNi5.IV. On combustion, values of energy released per gram of liquid dihydrogen and LPG are 50 and 142 kJ

A. I, II and III only
B. II, III and IV only
C. II and IV only
D. I and III only
Answer» B. II, III and IV only


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