MCQ
Colloidal sols are more effective for medical purposes because:
- AThey have smaller surface area.
- ✓They have larger surface area.
- CTheir assimilation is difficult.
- DThey can be easily prepared.
✓
Answer
Correct option: B.
They have larger surface area.
Colloidal sols have larger surface area which provides larger sites for reactions.So,they are more effective for medical purposes.
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