Sarthaks APP
+1 vote
in Chemistry by (7.5k points)
edited by
by (9.9k points)
Please recheck your question

1 Answer

+1 vote
by (7.5k points)
Best answer
We can clearly see that oxidation number of Mn is 7 in MnO4^- and 2 in Mn^2+ . So the change occured=7-2 =5

Hence number of coulumbs required = 5 x 1faraday = 5 x 96,500

Hence 96,500 x 5 coulumbs are required.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.