This is an oxidation-reduction (redox) reaction:
2 I-I - 2 e- → 2 I0 (oxidation)
2 Cl0 + 2 e- → 2 Cl-I (reduction)
KI is a reducing agent, Cl2 is an oxidizing agent.
Reactants:
- KI
- Names: Potassium iodide , KI, ThyrosafeThyroshield, Iosat, Kaliumiodid, Nukepills, Potassium Iodide
- Names: Potassium iodide
- Cl2
- Names: Chlorine , Molecular chlorine
- Appearance: Greenish-yellow compressed liquefied gas with pungent odour ; Greenish-yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]
- Names: Chlorine
Products:
- KCl
- Names: Potassium chloride , Sylvite, Muriate of potashKlor-Con M15, K-Lease, Klor-Con 8, K+10, K+8, Klor-Con M10, Micro-K 10, Kato, Kaon Cl-10, Kaon-Cl, Kaon Cl, Micro-K, Klor-Con 10Meq, Klor-Con 10, Micro-K Ls, K-dur, Klor-Con, Klor-Con M20, Slow-K, Ten-K, Klotrix, [KCl], Kaliumchlorid, Chloride of potash, Kaon-CL 10, Klor-CON, KCl, Monopotassium chloride, K-Tab, Chlorid draselny, Potassium Chloride
- Appearance: White crystalline solid ; Colourless hygroscopic crystals
- Names: Potassium chloride
- I2
- Names: Iodine , Jod, IodeIodio, Yodo, Iodine crystals, Molecular iodine
- Appearance: Bluish black or dark purple crystals with pungent odour ; Violet solid with a sharp, characteristic odor.
- Names: Iodine
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