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Which of the following electrolytes will...

Which of the following electrolytes will not be most effective in the coagulation of fold sol?

A

`NaNO_(3)`

B

`K_(4)[Fe(CN)_(6)]`

C

`Na_(3)PO_(4)`

D

`MgCl_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Gold sol is negatively charged. Hence, most effective for coagulation will be `Mg^(2+)` ions.
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