Redox Reactions And Electrochemistry Ques 462

Question: What is the oxidation number of Co in [Co(NH3)4ClNO2] [BHU 1999]

Options:

A) + 2

B) + 3

C) + 4

D) + 5

Show Answer

Answer:

Correct Answer: A

Solution:

[Co∗,,(NH3)4ClNO2] x+4(0)+1(−1)+1(−1)=0 x+0−1−1=0 x−2=0 ; x=+2 .

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