Four different groups of oxides are shown. Which statement about these groups of oxides is correct?
A.
1, 2 and 3 contain basic oxides only.
B.
2, 3 and 4 contain basic oxides only.
C.
1 contains basic oxides only, and 4 contains acidic oxides only.
D.
1 contains acidic oxides only, and 4 contains basic oxides only.
Exam No：0620_w24_qp_11 Year：2024 Question No：20
Answer:
C
Knowledge points:
7.2.1. Classify oxides as acidic
7.2.2. Describe amphoteric oxides as oxides that react with acids and with bases to produce a salt and water
7.2.3. Classify
Solution:
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