Redox Reactions And Electrochemistry Ques 380

Question: Oxidation number of nickel in $ Ni{{(CO)}_4} $ [AIIMS 1984; MNR 1985; CPMT 1997; MP PET/PMT 1998; AMU 2000; 01]

Options:

A) 0

B) + 4

C) - 4

D) + 2

Show Answer

Answer:

Correct Answer: A

Solution:

If any central metal atom combined with corbonyl group than central metal atom shows always zero oxidation state.



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