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| Question | Answer |
|---|---|
| Na2SiO3 + 2AgNO3 = | Ag2SiO3 + 2NaNO3 |
| Na2SiO3 + 2HCl = | 2NaCl + H2SiO3 |
| CaF2 + H2SO4 = | CaSO4 + 2HF |
| NaBr + AgNO3 = | AgBr + NaNO3 |
| NaI + AgNO3 = | AgI + NaNO3 |
| 10KI + 2KMnO4+ 8H2SO4 = | 2MnSO4 + 5I2 + 6K2SO4 + 8H2O |
| NaCN + AgNO3 = | AgCN + NaNO3 |
| 2KSCN + Hg(NO3)2 = | Hg(SCN)2 + 2KNO3 |