When surfactants are added to a non-polar solvent,how will the micelle structure look?

For the coagulation of a negative sol,the species below,that has the highest flocculating power is:

Mixing of positively charged colloidal solution with negatively charged colloidal solution brings $ . . . . . . $. The decreasing order of coagulating power of $Na^{+}$,$Ba^{2+}$ and $Al^{3+}$ for negatively charged colloidal solution is $ . . . . . . $?

Which of the following information is incorrect?

$A$ precipitate is changed to a colloidal solution by the following process:

Identify the property of colloidal solutions where colloidal particles move freely towards respective electrodes under an applied electrical potential.