Amphoteric species

This type of question, asked 3 times: May 2021 S1, 3 May 2023 S2, 13 May 2026 S2. All 3 questions below, oldest first.

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Question 1
May 2021 S1
88 $Which of the following species is amphoteric in nature?$
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Question 2
3 May 2023 S2
66 $Which of the following compounds amphoteric in nature?$
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Question 3
13 May 2026 S2
12 $Which of the following is not amphoteric?$
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