Inorganic chemistry lab questions... the spartan program helps, but its complete

Question

Inorganic chemistry lab questions... the spartan program helps, but its completely doable without, it is more so a basis of checking your work.

**Please only answer if you can answer it all correctly and completely. I have posted this many times and have gotten the inccorect answers.

***POINT GROUP IS NOT THE SHAPE OR THE GEOMETRY IT IS BASED UPON THE SYMMETRY**if you dont understand that, please DO NOT ANSWER THIS.

(B) Examining Carbonyl Stretching Frequencies in IM(COD4ln Complexes Name the following ions: [Fe(co 412 [Co(CO 3]: Structure: [Fe(CO)412 [Co(CO Point group:

Explanation / Answer

Name will be

a) Tetracarbonylcobaltate anion: [Co(CO)4]-

b) tetracarbonylferrate anion : [Fe(CO)4]-2

structure

[Co(CO)4]- : square planar

[Fe(CO)4]-2: tetrahedral

c) point group

[Co(CO)4]- : D4h

[Fe(CO)4]-2: Td

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