MCQ
Peptization is a process of:
- ARecipitating colloidal particles.
- BPurifying colloidal particles.
- ✓Dispersing the precipitate into colloidal state.
- DNone of the above.
✓
Answer
Correct option: C.
Dispersing the precipitate into colloidal state.
Peptization is a process of passing of a precipitate into colloidal particles on adding suitable electrolyte. The electrolyte added is known as peptizing agent.
For example: A reddish brown colored colloidal solution is obtained by adding small quantity of ferric chloride solution to the freshly precipitated ferric hydroxide.
For example: A reddish brown colored colloidal solution is obtained by adding small quantity of ferric chloride solution to the freshly precipitated ferric hydroxide.
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