Redox Reactions And Electrochemistry Ques 425
Question: Oxidation number of osmium $ (Os) $ in $ OsO_4 $ is [AIIMS 1999]
Options:
A) + 4
B) + 6
C) + 7
D) + 8
Show Answer
Answer:
Correct Answer: D
Solution:
$ \overset{*}{\mathop{Os,O_4}}, $ $ x+4(-2)=0 $ $ x-8=0 $ $ x=+8 $ .