2 NaCl.
Sodium
chloride.
{128}
The above decomposition does not accurately represent the action of bleach upon sodium thiosulphate. If the solutions employed are very dilute, the decomposition may take place in another direction, viz.:—
Ca(ClO)2
Calcium
hypochlorite.
+
4 Na2S2O3
Sodium
thiosulphate.
+