Chemistry · Surface Chemistry
Which of the following statements regarding the dispersion methods for preparing colloidal solutions are correct? A) Bredig's arc method uses an electric arc to disperse metal into colloidal form. B) Peptisation involves adding an electrolyte to convert a precipitate into colloidal particles. C) The mechanical dispersion method typically requires high temperatures and pressures to be effective. D) Ultrasonic waves can break down large particles into colloidal-sized particles.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A, B and D✓
- 2Only B and D
- 3A, B and C
- 4Only A and B
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A, B and D
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