Redox Reactions And Electrochemistry Ques 386
Question: The oxidation state of $ Mn $ in $ K_2MnO_4 $ [CPMT 1982, 83, 84; DPMT 1982; NCERT 1973; AMU 2000]
Options:
A) + 2
B) + 7
C) - 2
D) + 6
Show Answer
Answer:
Correct Answer: D
Solution:
$ \overset{*}{\mathop{K_2MnO_4}}, $ $ 2+x-2\times 4=0 $ $ x=8-2=+6 $ .
