Redox Reactions And Electrochemistry Question 340
Question: What is the oxidation number of Co in $ [Co{{(NH_3)}_4}ClNO_2] $ [BHU 1999]
Options:
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2
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3
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4
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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 $ .
BETA
