Statement-I : ${Na}_{2} {Cr}_{2} O_{7}$ is less soluble than $K_{2} {Cr}_{2} O_{7}$ in water.
Statement-II: $K_{2} {MnO}_{4}$ undergoes disproportionation in acidic (or) neutral medium.

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

Both statements I and II are correct

Statement-I is correct and statement-II is incorrect

Statement-I is incorrect and statement-II is correct

Both statements I and II are incorrect

answer is C.

(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

I) Solubility of ${Na}_{2} {Cr}_{2} O_{7} > K_{2} {Cr}_{2} O_{7} . {Na}_{2} {Cr}_{2} O_{7}$ is deliquescent. It exists as a dihydrate.

II) $\overset{+ 6}{M} n O_{4}^{- 2} \to_{neutral}^{H^{+} (or)} \overset{+ 7}{M} {nO}_{4}^{-} + \overset{+ 4}{M} {nO}_{2}$

Watch 3-min video & get full concept clarity

JEE

NEET

Foundation JEE

Foundation NEET

CBSE