Which of the following shows the highest percentage dissociation?

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

$1.0 M {HNO}_{2} (K_{diss}^{o} = 4.5 \times 10^{- 4})$

$0.1 MHCN$

$1.0 MHCN (K_{diss}^{\circ} = 4.0 \times 10^{- 10})$

$0.1 M {HNO}_{2}$

answer is D.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Ostwald dilution law; more dilute the solution, more the dissociation.

The degree of ionisation is directly equal to the square root of the volume of the solution containing one mole of the electrolyte or to the molar concentration of the electrolyte, according to the formulation of the Ostwald's Dilution Law for a weak electrolyte.

Watch 3-min video & get full concept clarity

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Books for IIT JEE

Best Books for NEET

How to Join IIT after 10th