MCQ
Among the following basic oxide is .....
- A$SO _{3}$
- B$SiO _{2}$
- ✓$CaO$
- D$Al _{2} O _{3}$
✓
Answer
Correct option: C.
$CaO$
c
$SO _{3}, SiO _{2}=$ Acidic
$SO _{3}, SiO _{2}=$ Acidic
$CaO =$ Basic
$Al _{2} O _{3}=$ Amphoteric
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