Which of the following substances forms a pos | vedclass

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Question

(D) Colloidal sols are classified based on the charge of the dispersed phase particles. $1$. Gold sol and Arsenic sulphide $(As_2S_3)$ sol are example

Vedclass · Accepted Answer

Ferric hydroxide

Vedclass · Answer

(D) Colloidal sols are classified based on the charge of the dispersed phase particles. $1$. Gold sol and Arsenic sulphide $(As_2S_3)$ sol are examples of negatively charged sols. $2$. Starch is a lyophilic colloid which is generally neutral or weakly charged. $3$. Ferric hydroxide $(Fe(OH)_3)$ sol is a well-known example of a positively charged sol. Therefore,the correct option is $D$.

Which of the following substances forms a positively charged sol?

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