The disperse phase in colloidal irou(iii) hydroxide and colloidal gold is posilively and negatively charged, respectively which of the following statcnents is n

The disperse phase in colloidal irou(III) hydroxide and colloidal gold is posilively and negatively charged, respectively Which of the following statcnents is not corect? (A) Maguesiun chloride solution coagulates, the gold sol more readily than the iron (111) hydroxide sol (B Sodium sulphate solulion causes coagulation in both sols C) Mixing the sols has no effect. D oagulation ii both sols can be brought aboit by electrophoresis.