The oxidation number of cobalt in K[Co(CO)4] is (i) +1 (ii) +3 (iii) −1 (iv) −3
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Answer:
+3 is correct answer.....
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Answer:
(iii) −1
Explanation:
The complete amount of electrons that an atom either gains or loses to form a chemical bond with another atom, also called Oxidation State.
CO is a ligand neutral and K is charged with + 1. This makes it possible to write the complex as K+ [ Co(CO)4]-. Therefore, in the specified complex the oxidation number of Co is -1.
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