While cooking, if the bottom of the vessel is getting blackened on the outside, it means that
(a) food is not cooked completely
(b) the fuel is not burning completely
(c) fuel is wet
(d) fuel is burning completely.

AcademicChemistryNCERTClass 10

Correct Answer: (b) the fuel is not burning completely.

Explanation: The unburnt particles of the fuel present in smoke blacken the vessel from outside.

raja
Updated on 10-Oct-2022 12:47:27

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