A few acids and bases are listed in the box.
Which of the following correctly classifies these acids and bases?
| Strong acid |
Strong base |
Weak acid |
Weak base |
|
|---|---|---|---|---|
| A | (iii), (vii) | (iv), (vi) | (i), (viii) | (ii), (v) |
| B | (ii), (iv) | (i), (iii) | (v), (vii) | (vi), (viii) |
| C | (i), (vii) | (ii) | (iii), (viii) | (iv), (v), (vi) |
| D | (i), (vii) | (vi) | (iii), (viii) | (ii), (iv), (v) |
Calcium carbonate isn't a strong base ???