Gadolinium needs to be strongly chelated when used for NMR and magnetic resonance imaging because the free ion can damage the biological function. Which atoms are best suited to coordinate with Gd from amino acids? Sulfur O Nitrogen O Oxygen O Carbon

Q: The reduction potentials of the iron in each of the cytochromes in the electron transport system…

A: Given that the reduction potentials of cytochrome varies from  -0.1 V to -0.39 V. The values of…

Q: An aqueous complex absorbs strongly at 528 nm. What color does the solution appear? 650 nm 580 nm R…

A: Given that, Absorb wavelength = 528 nm

Q: Calculate the isoelectric point of RID. pI =?

A:

Q: What is the major organic product obtained from the following reaction? a 1 -Br B(sia)2 Pd(OAc)2…

A: Hence, the major product will mostly be structure 2 in the picture where the bond formation gives…

Q: What is the bond order and magnetic of O22-?

A: The electronic configuration of O2-2 is given below:

Q: What is the relationship between the two pairs

A:

Q: What is the electron transfer of C8H18+O2=CO2+H2O

A: The total number of electrons transferred during a redox reaction is derived by separating a redox…

Q: A possible product of the reaction between Sn and iodine is Sn2le. Sketch a plausible structure for…

A: In Sn2I6, there is no bridged ligand(iodine) due to the availability of four valency electrons in…

Q: You tested a soultion Ca(C2H3O2) for elecdtrical conductivity. What might explain the electrical…

A: Electrical conductivity of a solution is due to the ions present in a solution that help in the…

Q: Calculate the standard free energy change (AG") for the transfer of electrons from succinate to…

A: The two reactions are succinate <=> fumarate + 2H+ + 2e-ubiquinone + 2H+ + 2e- <=>…

Q: Protein A has a binding site for ligand X with a dissociation constant, Kd, of 3.0 × 10-7 M. Protein…

A: The higher the value of association constant, the higher the affinity of a protein for a ligand.

Q: Draw a resonable structure for a complex between Fe3+ and nitrilotriacetic acid

A: Fe+3 contains 3d3 4s0 valency electronic configuration and it makes an octahedral geometry when it…

Q: What is the pKa of the following ion  R3NH+? (Kb = 2.2e-4 for R3N)

A: Given: Kb of R3N is 2.2*10-4

Q: 69 Aubagio (Teriflunomide) F3C. `NH NC. `OH H A |C E G

A: Four electrophilic sites are  B C G F

Q: Identify the product of the following reaction: A OH 1. MgBr Et,0 (solvent) జయడ 2. NH,CI

A: We have given that organic reaction and we have to identify the product of the reaction

Q: the equilibrium equation when ZnS is dissolved in water. Write the corresponding Ksp expression when…

A: Ksp or solubility product of a sparingly soluble salt is the product of concentration of the…

Q: Is Br2 IR inactive or active? sketch a mode if possible   Is HCN IR inactive or active? sketch a…

A: Condition for IR activity : A molecule will be IR active if it involves a change in dipole moment…

Q: What is the concentration of free Hg2+ in 2.6061e-4 M Hg(NO3)2 and 1.1005 M NH3? Hg2+ + 4 NH3 →…

A: Formation constant or binding constant is defined as the equilibrium constant for the formation of a…

Q: Explain the group point, color and magnetic properties before and after oxygen binding.

A: The porphyrin ring with Fe2+ at the center has a darker red colour colour , when O2 is not bounded…

Q: which molecule is structurally the most complex? O Uric acid O Urea O Ammonia O Water

A: Molecules which contain large number of atoms and are intricately arranged in different ways are…

Q: I2, iodine tested with chloride and bromide ions Halide salt Color change observed in the…

A: Iodine a non polar compound can dissolve in non polar solvents like cyclohexane, it forms a purple…

Q: A) What is the oxidation number of P in Na2PHO32-?   B) What is the oxidation number of B in…

A:

Q: what is the Ksp value for silver oxide?

A:

Q: Which of the species Fe, Fe2+ or Fe2+ you would expect to react more favourably with CO? Why?

A: species Fe, Fe2+ or Fe3+

Organometallic Compounds of s- and p- block elements

Organometallic compounds have a minimum of one bond between a metal compound and a carbon atom. Metalloid elements such as silicon, tin, and boron form organometallic compounds which can be utilized in a few commercial chemical reactions.