The sol given below with


The sol given below with negatively charged colloidal particles is :

  1. $\mathrm{FeCl}_{3}$ added to hot water

  2. $\mathrm{KI}$ added to $\mathrm{AgNO}_{3}$ solution

  3. $\mathrm{AgNO}_{3}$ added to $\mathrm{KI}$ solution

  4. $\mathrm{Al}_{2} \mathrm{O}_{3} \cdot \mathrm{xH}_{2} \mathrm{O}$ in water

Correct Option: , 3


Official Ans. by NTA (3)

Leave a comment


Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now