Redox Reactions And Electrochemistry Ques 462
Question: What is the oxidation number of Co in $ [Co{{(NH_3)}_4}ClNO_2] $ [BHU 1999]
Options:
A) + 2
B) + 3
C) + 4
D) + 5
Show Answer
Answer:
Correct Answer: A
Solution:
$ [\overset{*,}{\mathop{Co}},{{(NH_3)}_4}ClNO_2] $ $ x+4(0)+1(-1)+1(-1)=0 $ $ x+0-1-1=0 $ $ x-2=0 $ ; $ x=+2 $ .
