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- flouroquinolones like levofloxacin (of the underlying structure) are antibiotics with broad antibacterial spectrum widely used nowadays to treat bacterial infections. unfortunately, they form water insoluble complexes in the GIT when taken orally together with divalent metal supplements like iron as sulfate salt [in the second oxidation state a. draw the structure of the resulted metals complexes with levofloxacine.b. expect the electronic configuration showing the complexation orbitals and sharing for each metal casec. how many coordination covalent bond are expected form such complexation and the type of hybridization expectedd. what would be the influence of such complexation on the bioavailability of both the metals and the antibiotice. which functional groups in the levofloxacin structure are expected to be the ligands in the resulted complexes.f. which type of chelating agent levofloxine would be expected in these cases.flouroquinolones like ciprofloxacin are antibiotics with broad antibacterial spectrum widely used nowadays to treat bacterial infections. unfortunately, they form water insoluble complexes in the GIT when taken orally together with divalent metal supplements like zinc and iron as sulfate salts respectively [ both in the second oxidation state ] a. draw the structure of the resulted metals complexes with ciprofloxacin b. expect the electronic configuration showing the complexation orbitals and sharing for each metal case c. how many coordination covalent bond are expected form such complexation and the type of hybridization expected d. what would be the influence of such complexation on the bioavailability of both the metals and the antibiotic e. which functional groups in the ciprofloxacin structure are expected to be the ligands in the resulted complexes. f. which type of chelating agent ciprofloxacine would be expected in these cases.The (2-aminoethyl)phosphine ligand, acts as a bidentate ligand with metalsof Transition.i) How many possible isomers of [dichlorobis{(2-aminoethyl)phosphine}nickel(II)] inoctahedral coordination exist? Draw them and identify the pairs of enantiomers.ii) Classify the configuration of the chiral isomers as D or L
- 1. Draw two possible resonance structures for DMSO, where S is the central atom. What kind of bond exists beetween the S and O in DMSO? 2. Based upon these resonance structures, explain how DMSO can behave as an ambidentate ligand.Sketch the orientation of the orbitals relative to the ligandsin an octahedral complex to explain the splitting and the relativeenergies of the dxyand dx2-y2 the orbitals.a. Which has higher stability: the complex between Li+ and NH3 or the complex between K + and NH3? Explain! b. Which has higher solubility in benzene: NaF or Na[BF4]? Explain! c. Which has more reactivity with water: alkali metal or alkaline earth metal? Explain! d. Which has higher solubility in water: CaSO4 or BaSO4? Explain!
- Explain the difference between double salt and metal complexes with examples?Explain in detail π backbonding using the molecular orbitals of CO and a d-transition metal. How does this influence Infrared Spectroscopy and explain how the bond order for the C-O bond changes and how the bond order for the metal-ligand bond changes. Provide pictures and explanations. (Inorganic Chemistry)The factor determining the mechanism observed in the substitution reactions of square plane complexes is that these complexes are not saturated with coordination. Right?False?
- 1. Co(NH3)63+ is a low-spin complex while CoF63- is a high-spin complex. Give a rational for this difference by applying valence bond theory (i.e. illustration the hybridization and filling up of the metal orbitals). Which is the inner orbital complex and the outer orbital complex?Regarding the formation of the tetracyanetoniquelate (II) complex answer:a.Demonstrates hybridization according to the valence bond theory and indicate itsgeometry.b. Demonstrate and explain the unfolding of the crystalline field in the formation of this ioncomplex.c. Demonstrate through a diagram of molecular orbitals and explain the formation of that ioncomplex according to the ligand field theoryDetermine the hybridization of the metal centre in the complexes below using Ligand Field Theory. Give explanations to the hybridization that happened.