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Question
The ion that is most efficient in coagulating a sol in which the particles are negatively charged is:
(correct answer +1, wrong answer -0.25)
The ion that is most efficient in coagulating a sol in which the particles are negatively charged is:
(correct answer +1, wrong answer -0.25)
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Solution
The correct option is A Aluminium
Negatively charged colloid can be coagulated by positively charged ion. Greater the positive charge, greater will be the coagulating power.
Negatively charged colloid can be coagulated by positively charged ion. Greater the positive charge, greater will be the coagulating power.
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