A) Hemoglobin (Blood)
B) \[A{{s}_{2}}{{S}_{3}}\]
C) Clay
D) Gold sols
Correct Answer: A
Solution :
Haemoglobin (blood) is the positively charged Gold sols, clay and \[A{{s}_{2}}{{S}_{3}}\] are the examples of negatively charged sols.You need to login to perform this action.
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