Observations: The free halogens are liberated and color t,he CClp yellow (CIS), reddish brown (Br2) and violet (I2) respectively. Reference:
FURST,A., J. CHEM.EDUC., 24,445 (1947) Dem. 588-By
To show:
Electmlysis of MX
Electrolysis of IiBr or IiI
Materials: E-1 with U-tube SD-17-T and two Ptelectrodes SD-17-R; I
