✔ 最佳答案
7.
A. False
Most metallic oxides are basic oxides, but a few are amphoteric (e.g. ZnO).
B. False
Most non-metallic oxides (e.g. SO₂) do not react acids to produce a salt.
C. True
Water (H₂O) and carbon monoxide (CO) are oxides which are neutral.
D. False
Acidic oxides react with bases (alkalis) to produce a salt.
...... The answer is : C. Water and carbon monoxide are neutral oxides.