The document outlines the reaction between iron (III) chloride and sodium thiosulfate, including the complete molecular equation: 2FeCl3 + 2Na2S2O3 → 2FeCl2 + Na2S4O6 + 2NaCl. It details the half-reactions involved, with Fe3+ gaining electrons to become Fe2+, and S2O3^2- being oxidized to S4O6^2- while releasing electrons. The net-ionic equation is provided as 2Fe3+ + 2S2O4^2- → 2Fe2+ + S4O6^2-.

1. iron (III) chloride + sodium thiosulfate
- write the half reactions and be ionic equation
iron (III) chloride + sodium thiosulfate
- write the half reactions and be ionic equation
iron (III) chloride + sodium thiosulfate
- write the half reactions and be ionic equation
Solution
reaction,
complete molecular equation,
2FeCl3 + 2Na2S2O3 --> 2FeCl2 + Na2S4O6 + 2NaCl
half reactions,
Fe3+ + e- --> Fe2+
2S2O3^2- --> S4O6^2- + 2e-
net-ionic equation,
2Fe3+ + 2S2O4^2- --> 2Fe2+ + S4O6^2-