Question

Which mixture of the solutions will lead to the formation of negatively charged colloidal [ A g l ] − [ sol. ? A. 50 ml of 0.1M A g N O 3 A +50 mL of 0.1 M Kl B. 50 mL of 1M A g N O 3 + A 50 mL of 1.5 M Kl C. 50 mL of 1 M A g N O 3 A +50mL of 2M Kl D. 50 mL of 2M A g N O 3 A + 50mL of 1.5 M Kl Select the correct answer from above options

Answer 1

Correct Answer - B In compare of 1.5 M Kl is conc solution and Ln 2M Kl solution extra K + K ion can lead coagulation so better option is 1.5 M Kl