Which of the following statements is/are not | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(B) $1$. Soap solutions form associated colloids (micelles) above the Critical Micelle Concentration $(CMC)$. This statement is true.$2$. Lyophilic co

Vedclass · Accepted Answer

Lyophilic colloids are irreversible sols.

Vedclass · Answer

(B) $1$. Soap solutions form associated colloids (micelles) above the Critical Micelle Concentration $(CMC)$. This statement is true.$2$. Lyophilic colloids are reversible sols,meaning they can be easily reformed by mixing the dispersed phase with the dispersion medium after evaporation. The statement that they are irreversible is false.$3$. Blood is a colloidal system,and its purification (removal of urea and other waste products) is indeed carried out by the process of dialysis. This statement is true.$4$. Blood is a negative sol. Addition of excess electrolytes like $Ca^{2+}$ and $K^{+}$ causes coagulation due to the neutralization of charge. This statement is true.Therefore,the statement that is not true is $B$.

Which of the following statements is/are not true?

Similar Questions

Colloidal solution commonly used in the treatment of skin disease is

Smoke is which type of colloid?

Blood contains

Which of the following is an example of a macromolecular colloid?

The gold numbers of gelatin, haemoglobin and sodium acetate are $5 \times 10^{-3}$, $5 \times 10^{-2}$ and $7 \times 10^{-1}$, respectively. The protective actions will be in the order

Vedclass Test Series

Exam Paper Generator

Online Exam Module