Choose the incorrect statement from the following.
A good fuel is one which
(a) is readily available
(b) produces a large amount of heat
(c) leaves behind many undesirable substances
(d) burns easily in air at a moderate rate

Academic Chemistry NCERT Class 8

Correct Answer: (c) leaves behind many undesirable substances

Explanation: A good fuel does not produce any harmful gases or leave any residue after burning.

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Updated on: 31-Jan-2023

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