Home
Class 12
CHEMISTRY
Assertion: When KI solution is added to ...

Assertion: When KI solution is added to `AgN0_(3)` solution, negativity charged sol results. Reason: Negative charge of Agl sol is due to preferential adsorption of iodide ions from the dispersion medium.

A

If both (A) and (R) are correct, and (R) is the correct explanation of (A)

B

If both (A) and (R) are correct, but (R) is not the correct explanation of (A)

C

If (A) is correct, but (R) is incorrect

D

If (A) is incorrect, but (R) is correct

Text Solution

Verified by Experts

The correct Answer is:
D
When KI solution is added to `AgN0_(3)` solution, positively charged sol results due to adsorption of `Ag^(+)` ions from dispersion medium.
Promotional Banner

Similar Questions

Explore conceptually related problems

When dilute aqueous solution of AgNO_3 (excess) is added to Kl solution, positively charged sol particles of Agl are formed due to adsorption of

Assertion: A sol of As_2S_3 prepared by the action of H_2S on As_2O_3 is negatively charged. Reason: It is due to the absorption of H^+ ions on the surface of the colloidal particle and S^(2-) ions in the diffused layer.

Assertion : When HCl gas is passed through a saturated aq. solution of NaCl, some NaCl precipitates out Reason : K_(sp) of NaCl decreases due to common ion effect

As_2S_3 sol particles are -negatively charged.What happens when barium chloride solution is added to the above sol?

As_2S_3 sol particles are -negatively charged.What is the effect of adding aluminiumchloride instead of barium chloride?

As_2S_3 sol particles are -negatively charged. How do you account for the above process?

The presence of electrical charge on colloidal particles is responsible for the stability of colloidal systems. Addition of AgNO_3 solution to KI solution results in a colloidal solution. What charge is likely to develop on the particles of'this colloidal solution ?

Assertion : Alcohols and water are weaker acids than phenols. Reason : The delocalisation of negative charge makes the phenoxide ion more stable and favour the ionisation of phenol.