JEE Mains Chemistry Past PapershardNUMERICAL

Consider the following reaction MnO2 + KOH + O2 A + H2O. Product ‘A’ in neutral or acidic medium disJEE Mains Chemistry Past Papers Chemistry Question

Question

Consider the following reaction MnO2 + KOH + O2 A + H2O. Product ‘A’ in neutral or acidic medium disproportionate to give products ‘B’ and ‘C’ along with water. The sum of spin-only magnetic moment values of B and C is __________ BM. (nearest integer) (Given atomic number of Mn is 25)

Answer: .

💡 Solution & Explanation

MnO2 + KOH + O2  K2MnO4 + H2O (A) K2MnO4  Neutral/acidic solution KMnO4 + MnO2 Mn+4 :- [Ar]3d3 n = 3,  = 3(3 2)  = 3.87 B.M. Nearest integer is (4) $//(1®

💬
Still have doubts about this question?
Send it to our AI chemistry tutor on WhatsApp — gets answered in minutes
Ask on WhatsApp →

Practice 22,000+ questions like this

AI-adaptive practice, video lectures, and full JEE Mains Chemistry content — all in one place.

JEE Advanced · JEE Mains · NEET · IChO · AP Chemistry