Which of the following has maximum value of flocculating power?

Question

Which of the following has maximum value of flocculating power? (A)  Pb2+  (B)  Pb4+  (C)  Sr2+  (D)  Na+

Tardigrade Admin · Accepted Answer

The phenomenon of change of colloidal state to suspension is called flocculation of colloidal solution. According to Hardy-SchuIze rule, the flocculating power of electrolytes increases with the valency of the ion of electrolyte.

Q. Which of the following has maximum value of flocculating power?

$P b^{2 +}$

$P b^{4 +}$

$S r^{2 +}$

$N a^{+}$

The phenomenon of change of colloidal state to suspension is called flocculation of colloidal solution. According to Hardy-SchuIze rule, the flocculating power of electrolytes increases with the valency of the ion of electrolyte.