What is the number of unpaired spins in each of the following?
MnSO4.H2O
CoCl2.6H2O
CaCl2
ZnCO3
K2CO3
FeSO4.7H2O
K4[Fe(CN)6].3H2O
K3[Fe(CN)6]
What is the number of unpaired spins in each of the following? MnSO4.H2O CoCl2.6H2O CaCl2 ZnCO3...
The octahedral complex ion [FeCl6]3- has more unpaired spins than the octahedral complex ion [Fe(CN)6]3-. How many unpaired electrons are present in each species? Compare the Δo values for these complexes. Complex ion # Unpaired electrons Relative Δo [FeCl6]3- _________largersmaller [Fe(CN)6]3- _________largersmaller
What are the likely electronic configurations for the d-electrons in the following ions? How many unpaired electrons are present in each case? [Cr(CN)6]3– [CoF6]3– [Co(CN)6]4– [Co(CN)6]3– [Ir(H2O)6]3+ [FeBr6]4– [Fe(CN)6]4–
(b) Determine the oxidation state of the metal, the d electron configuration, the number of unpaired electrons and the ligand field stabilisation energy for the following complexes: (i) [Co(NH3)5Br]2+ (ii) [MnO4]- (iii) [Fe(CN)6]3- (iv) [Cu(H2O)6]2+
5. Name the following compounds: a) [CuCl4)? b) [Cr(H2O)(NH3)]*2 c) [Cr(H2O) (NH3)]SO4 d) K3 [Fe(CN)6]
Name the following compounds: 5. a) CuCla]2 b) Cr(H20)(NH3)]2 c) [Cr(H2O)4(NH)] SO4 d) K3[Fe(CN)6]
For each of the following metal complexes, specify the number of ligands, the coordination number of the metal, the oxidation number of the metal, the geometry of the complex and draw the structure. Transition metal complexes with four ligands usually form tetrahedral structures unless the metal has a d8 configuration, in which case it can form either tetrahedral or square planar structures. NH4[Co(NCS)4(py)2] [RhBr(CO)5](NO3)2 K4[Fe(CN)6] [HgI4]2- [Cu(NH3)4]Cl2
3. What is the mole ratio of salt to water for the following compounds? Hydrate Salt Water CaCl2 - 2 H20 FeSO4 · 7 H20 Na2S2O3 - 5 H20 Ba(OH)2 8 H20 MnSO4 H2O 4. A student worked with a sample of ZnSO4.7H2O. a. How many atoms of each element are present? b. What is the stoichiometric ratio of salt to water? c. Calculate the percent of water in the hydrate. Show your work.
Determine the number of unpaired electrons, magnetic moment, and LFSE for following complexes: f. MnO4− g. Cu(H2O)6]2+
For the following coordination compounds, use MO theory to predict the number of unpaired electrons in the compound. Show your work, including MO energy level diagram. a. [Re(CO)6]+ b. [FeC12(H2O)4] c. [V(NH3)6]3+
3a. What is the coordination number of the Fe atom in K3[Fe(C204)3]? [2] 3b. What is the coordination number of the Au atom inK[Au(CN)2(SCN )2] ? [2] 3c. Among the following 3d transition metal ions which one is kinetically inert? [2] Cr2+, Co3+, Co2+, Fe3+