Identify a natural or synthetic antioxidant

This type of question, asked 2 times: 12 May 2026 S2, 14 May 2026 S1. All 2 questions below, oldest first.

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Question 1
12 May 2026 S2
50 $Identify the synthetic antioxidant from following.$
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Question 2
14 May 2026 S1
48 $Which of the following is a natural antioxidant?$
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