MCQ
Oxidation number of nickel in $Ni{(CO)_4}$
- ✓$0$
- B$+4$
- C$-4$
- D$+2$
✓
Answer
Correct option: A.
$0$
a
(a) If any central metal atom combined with corbonyl group than central metal atom shows always zero oxidation state.
(a) If any central metal atom combined with corbonyl group than central metal atom shows always zero oxidation state.
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