Redox Reactions And Electrochemistry Ques 424

Question: In which of the following compounds transition metal is in oxidation state zero [NCERT 1982]

Options:

A) $ [Co{{(NH_3)}_6}]Cl_2 $

B) $ [Fe{{(H_2O)}_6}SO_4] $

C) $ [Ni{{(CO)}_4}] $

D) $ [Fe{{(H_2O)}_3}]{{(OH)}_2} $

Show Answer

Answer:

Correct Answer: C

Solution:

Nickle shows zero oxidation state in carbonyl complex.



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