Which of the following statements are not tru | vedclass

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Question

(A) $1$. Blood is a negatively charged sol,not a positively charged sol. Therefore,statement $A$ is incorrect.$2$. Soap solution contains ionic micell

Vedclass · Accepted Answer

Blood is a positively charged sol.

Vedclass · Answer

(A) $1$. Blood is a negatively charged sol,not a positively charged sol. Therefore,statement $A$ is incorrect.$2$. Soap solution contains ionic micelles (aggregates of stearate ions) as colloidal particles. Statement $B$ is correct.$3$. Blood is purified by the process of dialysis,which removes waste products. Statement $C$ is correct.$4$. Chemical adsorption (chemisorption) involves the formation of chemical bonds,which requires activation energy. Thus,it first increases with temperature and then decreases due to the exothermic nature of the process. Statement $D$ is correct.Since the question asks for the statement that is not true,the correct option is $A$.

Which of the following statements are not true?

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