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During electro-osmosis of Fe(OH)3 sol — Surface Chemistry Chemistry Question

Question

During electro-osmosis of Fe(OH)3 sol

Answer: C,D

💡 Solution & Explanation

Fe(OH)3 is a positive sol, so the dispersion medium is negative. In electro-osmosis, the particles are held stationary (d), and the negative medium moves to the anode (c).

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