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Which of the following is an amphoteric oxide ?
- (a)$\ce{Na2O}$
- (b)$\ce{K2O}$
- (c)$\ce{CO2}$
- (d)$\ce{Al2O3}$
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(D)/ $\ce{Al2O3}$ (1 Mark)
Which of the following is an amphoteric oxide ?
CBSE Class 10 Science PYQ · Metals and Non-metals · Chemical properties of metals · 1 Mark · March 2026 · Standard
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