| Assertion (A): | BaCO3 is more soluble in HNO3 than in plain water. |
| Reason (R): | Carbonate reacts with the H+ from the strong acid, causing the barium salt to dissociate. |
| 1. | Both (A) and (R) are True, and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True, but (R) is not the correct explanation of (A). |
| 3. | (A) is True, but (R) is False. |
| 4. | Both (A) and (R) are False. |