Total ionic equation: 2Na+(aq) + CO32-(aq) + Cu2+(aq) + SO42-(aq) = CuCO3(s) + 2Na+(aq) + SO42-(aq) net ionic equation: CO32-(aq) + Cu2+(aq) = CuCO3(s) Solution Total ionic equation: 2Na+(aq) + CO32-(aq) + Cu2+(aq) + SO42-(aq) = CuCO3(s) + 2Na+(aq) + SO42-(aq) net ionic equation: CO32-(aq) + Cu2+(aq) = CuCO3(s).