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Chemistry - SSC CGL 2023 MCQs - ObjectiveMcq

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HomeExamSSC CGL2023Chemistry

SSC CGL 2023 Chemistry Questions

Browse the question list for Chemistry in SSC CGL 2023.

1 questions · Page 1 of 1

SSC CGL 2023ChemistryReactions

1.

In the reaction $2Mg + O_2 \rightarrow 2MgO$ , magnesium is:

A

Reduced

B

Oxidised

C

Neither oxidised nor reduced

D

Acting as an oxidising agent

Answer and explanation

Correct Answer: B — Oxidised

Magnesium loses electrons to oxygen, so it is oxidised. Oxygen is reduced. This is a redox reaction.