Why k2so4 is most effective in coagulation of positively charged colloids?
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Which of the following is most effective electrolyte in the coagulation of AgI/Ag+ Sol. ? K2SO4,MgCl2, K4[Fe(CN)6].
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ii) The transition metals and many of their compounds act as good catalysts. ..... (i) The positively charged colloidal particles of Fe(OH ) 3 get coagulated by the oppositely ...
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