Which of the following is responsible for the chelate effect exhibited by multidentate ligands? Only one ΔGo > 0 ΔSo < 0 Formation of an octahedral complex ΔSo > 0 Formation of 1:1 Metal-Ligand complex ΔG < 0

Q: Explain the differences between weak-field and strong-field metal complexes?

A: Differences between weak-field and strong-field metal complexes:

Q: Ni2+ can form various types of complexes. Draw the crystal field splitting diagrams for  NiBr6,…

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Q: What is the product when [PtL4]2+ reacts with 2 Y ligands? L has weaker trans effec strength than Y.…

A: Solution: Given a complex [PtL4]2+ reacts with 2 Y ligands. The trans effect of L is weaker than…

Q: Why do soft metals which tend to form stable aqueous complexes with soft ligands tend to be more…

A: The toxicity of a metal depends on its ability to interact with biological molecules in the body,…

Q: The energy of the absorption band in the electronic spectrum of the  [Ti(H2O)6]3+ complex is…

A: Given that [Ti(H2O)6]3+ has more energy of absorption band than [Ti(H2O)4]3+

Q: In the preparation of some of the solutions of metal complexes, what is done to ensure that the…

A: In several metal complexes the central metal atoms are oxidised and most of them have charge on the…

Q: NH NH, NH, Terpyridyl (terpy) Bisethylenetriamine (tris) How do you expect these molecules to…

A: Denticity refers to the number of donor groups in a single ligand that bind to a central atom in a…

Q: &lt;p&gt;List all the different formulas for an octahedral complex made from a metal (M) and three…

A: A trans and B and C cis,  C trans and A and B cis and B trans and Aand C cis.Then all the below are…

Q: The energy of the absorption band in the electronic spectrum of the  [Ti(H2O)6]3+   complex is 20300…

A: Stability of a complex can be explained by CFSE i.e. crystal field stabilisation energy. For this…

Q: Consider the formation of a complex between one silver cation and four thiocyanate (SCN) ligands.…

A: To determine the overall charge on the complex formed between one silver cation and four thiocyanate…

Q: In the visible region of the spectrum, the trans-[Co(NH3)4Cl2] ion + shows a band at 15,000 cm-1.…

A: This question is related to Crystal field theory which explains the breaking of degeneracies of…

Q: If the ligands are either Cl", ethylenediamine or H₂O, which of the following is TRUE? O a. The…

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Q: &lt;p&gt;Explain the differences between weak-field and strong-fieldmetal complexes.

A: The crystal field splitting energy is found to be more in the presence of strong field ligand…

Q: 4. In transition metal complexes, ligands largely interact with metal center via lone pairs:…

A: Ethylenediamine intract metal with two lone pairs. Cl-  Co and CN are monodentate ligand.

Q: Shown below is an abbreviated spectrochemical series arranged according to decreasing ligand field…

A: According to the crystal field theory, in the presence of the ligand field, the five d-orbitals of…

Q: The absorption spectrum of the complex ion [Rh(NH,)6+ has maximum absorbance at 295 nm. Calculate…

A: Given, Maximum absorbance of the ion  295 nm ∆ = hc/ λ = [( 6.626 x 10 -34 Js ) x ( 3 x 10 8 m/s) x…

Q: Which of the following ligands could form chelates? Indicate also the donor atom for each ligand.…

A: Chelating ligand is defined as a ligand which has more than one donor site and can attach with the…

Q: Which of the following ligands is an example of an ambidentate ligand? nitrite, NO₂ chloride, Cl…

A: A coordination compound is formed by a complex ion and a simple oppositely charged ion. In a complex…

Q: 2- :O: 2- Oxalate ion Carbonate ion How would you expect these ions to function as a ligand? O It…

A: Both of the ions have available lone pain electron through which they form bonding with metal , so…

Q: The magnetic moment of a certain octahedral Co(II) complex is 4.0 μB. What is its d-electron…

A: Magnetic moment of Co(II) complex = 4.0 μB

Q: Which cation is expected to give the greatest k value in an octahedral complex? * Fe2+ Ru2+ Os2+ O…

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Q: Would it be better to use octahedral complexes of Cr3+ or Co3+ to determine whether a given ligand…

A: In order to decide the strength of ligands, the following factors have to check; The electronic…

Q: &lt;p&gt;Two ligands, A and B, both form complexes with a particular metal ion. When the metal ion…

A:

Q: Describe the difference between a labile and an inert ligand on a metal complex.

A: A labile ligand is the one which gets easily broken from metal-ligand bond in a complex.  The ease…

Q: If a solution known to be made up of an octahedral cobalt complex ion [Co(NH3)6]3+ appears orange to…

A: [Co(NH3)6]3+ is an octahedral complex with six ammonia ligands. Cobalt has the atomic number 27,…

Q: Which two structural features vary between the "deformational" isomers of [Ir2(dimen)4]2+? Group of…

A: To determine the two structural features that vary between the deformational isomers of…

Q: When the Ti3+ ion is complexed by ligands X (a neutral molecule) and Y (an anion) it gives…

A: Octahedral species have 6 ligands that come towards central metal atom then, there is d orbital…

Q: You have a solution of the following ion: [Fe(H2O)6]3+ a) Is the ion more likely paramagnetic or…

A: In the crystal field theory, the paring of electrons in the splitted state does not take place for…

Q: Write the valence electron configuration for the cobalt ions in the complexes  [Co(H2O)6]2+ and draw…

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Q: The ligand bpy forms complexes with Ru³+ and Ru²+. The standard potential of the couple is +1.26 V.…

A: Given The ligand bpy complex with  [Ru(bpy)3]^3+ / [Ru(bpy)3]^2+ E° = + 1.26 V

Q: Take into consideration metal Z(III) ion which is able to form octa complexes with either fluoride…

A: Energy gap is inversely proportional to wavelength of the adsorb light. Thus with increasing in the…

Q: What are the two primary ways to influence electron density on a metal complex? Explain

A: Electron density means the number of electrons present in unit volume of space.

Q: The complex [Fe(CO)6]+2 exhibits π-acceptor behavior. Using ligand field theory, draw the molecular…

A: Ligand field theory is the theory which includes both the ionic and covalent bonding of the…

Q: Which of the following ligands could form chelates? Indicate also the donor atom for each ligand.…

A:

Q: When a certain strong-field ligand forms a tetrahedral complex with Zn“' cation, the energies of the…

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Q: Which of the following ligands could form chelates? Indicate also the donor atom for each ligand.…

A: Interpretation -  To tell about which of following ligands could form chelates and also indicate the…

Q: Zinc ion forms a 1:1 complex with a ligand called triethylenetetraamine. The formation constant for…

A: Given: Zinc forms 1 : 1 complex with a ligand called triethylenetetraamine (EDTA). Concentration of…

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.