Question

Which compound is zero valency metal complex

• A. $\left[Cu\right(N{H}_3{)}_4]S{O}_4$
• B. $\left[Pt\right(N{H}_3{)}_{2}C{l}_2]$
• C. $\left[Ni\right(CO{)}_4]$
• D. $K_3\left[Fe\right(CN{)}_6]$

Answer 1

The correct option is C $\left[Ni\right(CO{)}_4]$

Ni has zero oxidation state in $\left[Ni\right(CO{)}_4]$