Metal Carbon Complexes

Metal Carbon Complexes

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Which observed complexes have the expected electron count in each set?

Fe(CN)₅(NO)^-2 Fe(CN)₅(CO)^-3 Fe(CN)₅py^-3 W(CN)₅(CO)₂^-3

OsPh₂(CO)₄ Co(en)(CN)₄PPh₄ RhPh(PMe₃)₃ RhPh(PPh₃)₂I₂

AuMe₄^– AuPh₄NBu₄

Au(CN)₄NBu₄

{Ni(CN)₄^-2 Pd(CN)₄^-2 Pt(CN)₄^-2 }

Pd(CN)₃Ph^-2 Pd(CN)₃H^-2

{cis-Fe(CN)₄(CO)₂^-2
trans-Fe(CN)₄(CO)₂^-2 }
CrPh₃(C₄H₈O)₃

Fe(CN)₂(CO)₃^-2 Co(CN)₂(CO)₃^– Pt(CN)₄(NH₃)₂ Ru(CN)₂(py)₄

Mn(CN)₆^-3 Pt(CN)₆^-2

Cu(CF₃)₃(bipy) Cu(CN)(PPh₃)(bipy) cis-Fe(CN)₂(bipy)₂ cis-Co(CN)₂(bipy)₂⁺

Ni(CN)Ph(PⁱPr₂CH₂CH₂PⁱPr₂)
Ni(CN)Me(PⁱPr₂CH₂CH₂PⁱPr₂)
Ni(CN)₂(PⁱPr₂CH₂CH₂PⁱPr₂)
Fe(CN)H(PPh₂CH₂CH₂PPh₂)₂

TaMe(CO)₂(PMe₂CH₂CH₂PMe₂)₂
PtMe(py)(PPh₂CH₂CH₂PPh₂)CF₃SO₃
RuMe₂(PMe₂CH₂CH₂PMe₂)₂
PtMe₄(PPh₂CH₂CH₂PPh₂)

Fe(CH₂CH₂CH₂CH₂)(PPh₃)(CO)₃
Pd(CH₂CH₂CH₂CH₂)(NMe₂CH₂CH₂NMe₂)
Pt(CH₂CH₂CH₂CH₂)(PPh₃)₂
KMn(CH₂CH₂CH₂CH₂)₂(py)

Ni(CH₂CH₂CH₂CH₂)(bipy)
Pd(CH₂CH₂CH₂CH₂)(bipy)
Pt(CH₂CH₂CH₂CH₂)IPh(bipy)
Co(CH₂CH₂CH₂CH₂)(bipy)₂ClO₄

Cr(^tBuCH₂)₄ MoMe₅ MoMe₆ LiMoMe₇

WMe₆ WMe₅Cl W(C₆H₄(CH₂)₂)₃ LiWMe₇

Pt₂Me₈(N₂C₄H₃-C₄H₃N₂)
Fe(CH₂CH₂CH₂CH₂)(C₁₂N₂H₈)₂
Ni(^tBuCH₂)₂(NMe₂CH₂CH₂NMe₂)
Pt(^tBuCH₂)₂(PEt₃)₂

Ru(PhCH)Cl₂(PCy₃)₂
Os(PhCH)Cl₂(CO)(PⁱPr₃)₂
Re(PhCH)(NO)₂(PCy₃)₂⁺
W(PhCH)Cl₂(CO)(PMe₃)₂

{Cr(Ph₂C)(CO)₅ W(Ph₂C)(CO)₅ } {Ir(Ph₂C)(PⁱPr₃)₂Cl Rh(Ph₂C)(PⁱPr₃)₂Cl }

Ni(Ph₂C)(P^tBu₂CH₂CH₂P^tBu₂)
Rh(Ph₂C)Cl(P^tBu₂CH₂CH₂P^tBu₂)

Cr(PhC)(CO)₄Cl Cr(PhC)(CO)₄Br Co₃(PhC)(CO)₉ W(PhC)(^tBuCH₂)₃(py)

Re(MeC)(PMe₃)₄ClPF₆
Os(MeC)Cl₂H(PⁱPr₃)₂
Re(^tBuC)(^tBuCH)I₂py₂
W(^tBuC)(^tBuCH)(^tBuCH₂)(PMe₂CH₂CH₂PMe₂)

W(MeC)(CO)₄Br Cr(MeC)(CO)₄Cl

W(PhC)(CO)₂(py)₂Br W(PhC)(P(OMe)₃)₄Cl

Re(PhC)(PMe₃)₃Cl₂ Os(MeC)(PPh₃)₂Cl₃

W(PhC)H(PⁱPr₂CH₂CH₂PⁱPr₂)₂ Os(PhCOC)(PPh₃)₂Cl₃

Co(CH₂CH₂CH₂PCy₂)(CO)₃
Mn(CH₂CH₂CH₂PPh₂)(CO)₄
NiMe(PⁱPr₂CH₂CH₂CHCH₂CH₂PⁱPr₂)
RuCl(CO)(P^tBu₂CH₂CH₂CHCH₂CH₂P^tBu₂)

W(PhCO)(CO)₅NMe₄ Pt(PhCO)₂(PPh₃)₂

Pt(PhCO)Me(CO)(PPh₃)
Mn(PhCO)(MeCO)(CO)₄NMe₄

[Cu(CN)(bipy)₂]₂[Ni(CN)₄]

W₂(CC₆H₄C)(CO)₈Br₂ Cd₂(CN)₇^-3

Pd(PMe₃)₂(PhCO)Co(CO)₄

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Ph = -C₆H₅, Cy = -C₆H₁₁,
Me = -CH₃, Et = -CH₂CH₃,
ⁱPr = -CHMe₂, ^tBu = -CMe₃,
en = NH₂CH₂CH₂NH₂,
py = C₅H₅N, bipy =

Counter ions might be included. See
original references for the crystal structures.
Sets in { } count as one problem.

This page created by George Lisensky, Beloit College.
Last modified March 2, 2023.