Chapter 1: Chemical reactions and equations

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Chemical reactions and equations

Question:

Which of the statements about the reaction below are incorrect?

2 PbO (s) + C (s) → 2Pb (s) + CO2 (g)

(a) Lead is getting reduced.

(b) Carbon dioxide is getting oxidised.

(c) Carbon is getting oxidised.

(d) Lead oxide is getting reduced.

Answer:

The oxidation reaction is a reaction in which the substance gains oxygen during the reaction while the reduction reaction is the reaction in which the substance loses oxygen during the reaction. In the given chemical equation, the lead oxide loses oxygen to form lead while the carbon gains oxygen to form carbon dioxide.

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