Question
Chemistry Question on Colloids
Which of the following sols are correctly matched with their corresponding charges?
(A) Cr(OH)3 sol: negatively changes sol
(B) TiO2 sol: positively charges sol
(C) CdS sol : positively charged sol
(D) Gum : negatively sol
(E) Silver sol : positively charged sol
Choose the correct answer from the option given below
A
(C) and (E) only
B
(A) and (C) only
C
(B) and (E) only
D
(B) and (D) only
Answer
(B) and (D) only
Explanation
Solution
The correct option is (D) : (B) and (D) only