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Adsorption and Colloids — Chemistry STD 11 Science — Question

Maharashtra BoardEnglish MediumSTD 11 ScienceChemistryAdsorption and Colloids1 Mark
MCQ
Which among the following is a negatively charged sol?
  • A
    $\mathrm{Al}_2 \mathrm{O}_3 \cdot \mathrm{xH}_2 \mathrm{O}$
  • B
    $\mathrm{TiO}_2$
  • ✓
    CdS
  • D
    $\mathrm{CrO}_3 \cdot \mathrm{xH}_2 \mathrm{O}$
✓

Answer

Correct option: C.
CdS
C

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