8(iii)
Match the salts underlined in Column A with the most suitable method of preparation given in Column B.
| Column A | Column B |
|---|---|
| (a) ZnCl2 from Zn | 1. Precipitation |
| (b) KNO3 from KOH | 2. Direct combination |
| (c) CaCO3 from CaCl2 | 3. Displacement reaction |
| 4. Neutralization |
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| Column A | Column B |
|---|---|
| (a) ZnCl2 from Zn | 3.) Displacement reaction |
| (b) KNO3 from KOH | 4.) Neutralization |
| (c) CaCO3 from CaCl2 | 1.) Precipitation |