Which of the following is a natural colloid?
(A) `NaCl` solution
(B) Cane sugar solution
(C) Urea solution
(D) Blood

Which of the following is not a property of colloidal solution?

Which of the following statement is incorrect about colloidal solution.

Which one is a natural colloid solution?

Explain the following terms: Phases of a colloidal solution.

Which of the following will show "Tyndall effect "? (a) Salt solution (b) Milk (c ) Copper sulphate solution (d) Starch solution.

Which is not a colloidal solution ?

Which of the following pairs , will have greater conduction ? (i) 0.1 M acetic acid solution or 1 M acetic acid solution . (ii) 0.1 M NaCl solution at 25^(@)C and 0.1 M NaCl solution at 50^(@)C .

Which of the following can protect a gold sol from coagulation by NaCl solution?

Which one of the following colloidal solutions is postive sol ?

Smoke is a colloidal solution of