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Which of the followingstatements is/are correct with respect to surface phenomenon ? |
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Answer» POTASSIUM ferrocyanide can cause greater coagulation in a basic dye as compared to `Na_(2)HPO_(3)`. `Na_(2)HPO_(3)rarr2Na^(+)+HPO_(3)^(2-)` higher negative charge over`[Fe(CN)_(6)]^(4-)` so it can cause more coagulation in a basic dye. (B) Starch aqua-sol is a lyophilic sol so it can be used as protective colloid. (C) Freundlichadsorptionisotherm fails at high pressure |
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