Definitions of oxidation, reduction and a reducing agent

This type of question, asked 2 times: 16 Apr 2026 S2, 12 May 2026 S2. All 2 questions below, oldest first.

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Question 1
16 Apr 2026 S2
14 $Which of the following phenomena represents oxidation?$
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Question 2
12 May 2026 S2
12 $Which of the following properties is exhibited by reducing agent?$
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