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The dispersed phase in colloidal iron (I...

The dispersed phase in colloidal iron (III) hydroxide and colloidal gold is positively and negatively charged respectively . Which of the following statements is not correct ?

A

Coagulation in both sols can be throught about by electrophoresis

B

Mixing the sols has no effect

C

Sodium sulphate solution causes coangulation in both sols

D

Magnesium chloride solution coagulates, the gold sol more readily than the ion (III) hydroxide sol.

Text Solution

Verified by Experts

The correct Answer is:
B
On mixing, they will coagulate each other being +ve and -ve charged.
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