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Chemistry
Which of the following is a positively charged sol?
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Q. Which of the following is a positively charged sol?
Surface Chemistry
A
Methylene blue sol
B
$As _{2} S _{3}$
C
$Sb _{2} S _{3}$
D
Gold sol
Solution:
Negatively charged sols : $As _{2} S _{3}, Sb _{2} S _{3}$ and gold sol while methylene blue sol is positively charged sol.