Do you expect DH (the change in enthalpy) to be positive or negative for the reaction involving the formation of the aluminum/xylenol orange complex?  Briefly explain your answer.

Q: what is the effect of trans position of the  chloro ligands on the complex

A: Trans effect is an effect in the substitution of inorganic square-planar complexes, in which certain…

Q: Briefly speculate on why many cobalt (III) compounds are prepared by oxidizing CO(II) salts rather…

A:

Q: What is a Chelate ligand? Give one example.

A: A ligand is a molecule or an ion that donates a pair of e- to the central metal ion or ion to result…

Q: Describe and differentiate strong field ligands and weak field ligands. Give two examples for each.

A: Given; We have to differentiate between weak field ligands and strong field ligands with two…

Q: If you want to use any of the [IrCl(CO)(PPh3)2] and [(η6-C6H6)Cr(CO)3] complexes as a catalyst in…

A: The given compound are organometallic compound. We know if the total electron count of the metal is…

Q: The size of the Δo in metal complexes is determined by the oxidation state of the metal ion and the…

A: The difference in energy between the two sets of d orbitals is called the crystal field splitting…

Q: inner orbital complexes are formed by which type of ligands , strong or weak ?

A: Crystal field splitting is defined as the difference in the energies between the lower-energy (dxy,…

Q: Using VBT, predict the geometry of the tetraaminocadmium(II) complex ion.

A:

Q: What is the distinction between a weak-field ligand and a strong-field ligand? Give an example of…

A: The distinction between a weak-field ligand and a strong-field ligand has to be given.

Q: What are all the possible hapticities for the interaction of each of the following ligands with a…

A: Hapticity is the property of a ligand to coordinate to a metal centre by a continuous series of…

Q: Write the electron configuration of chromium and explain the structure of the complex.

A:

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: How can know the cis and trans of geometrical isomerism in octahedral complexes?

A: Compounds have the same chemical formula but the different stereochemical structure is called…

Q: How would the magnitude of ∆ change if the H2O ligands in [Ti(H2O)6]3+ were replaced with NH3…

A: Given: The magnitude of ∆ change if the H2O ligands in [Ti(H2O)6]3+ were replaced with NH3 ligands

Q: What do you mean by ligands?

A: Ligands have to be explained below.

Q: For each of the following metals, write the electronic configuration of the atom and its 3+ ion: (a)…

A: In an octahedral field,d-orbitals split into two energy levels : t2g and eg which are filled…

Q: What is crystal field theory?Briefly discuss the colors of transmission Metal Complexes.

A: The Crystal Field Theory (CFT) is a model for the bonding interaction between transition metals and…

Q: why does a solution of the violet [V(H2O)6]2+ complex gradually turn green when it's left open in…

A: The electronic configuration of vanadium is: V: 1s22s22p63s23p63d34s2 Vanadium is a transition metal…

Q: 3. A solution that may contain any of the group III cations. Treatment of the solution with CIO in…

A:

Q: The periodic trend which is responsible for the observation that the maximum oxidation state of the…

A: The periodic trend which is responsible for the observation that the maximum oxidation state of the…

Q: Provide the formula for the following complex ion:tetrahydroxostannate(II) ion

A: Tetrahdroxo implies four hydroxo ligands (OH-) and stannate(II) implies Sn(II)

Q: Which of the following is the reason for adding pH 4 buffer in the procedure for the…

A: Answer =(C) Ensure that the complex will not precipitate out of the solution

Q: Solve this question

A: The elements present in between s and p-block elements in the periodic table are termed as…

Q: Dinitrogen is very unreactive, but it can form complexes with transition metals. Explain why and…

A: Nitrogen possess three covalent bonds holds the molecule together which makes Nitrogen gas nearly…

Q: How many bonds could each of the following chelating ligands form with a metal ion? acetylacetone…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: What is the identity of the orange-red complex ion formed by the reaction of ferrous ions with…

A:

Q: what  metal ion could form a coloured equilibrium mixture with thiocyanate ions

A: The metal ion could form a coloured equilibrium mixture with thiocyanate ions has to be given.

Q: Explain why there is no distinction between low and high-spin arrangements for an octahedral d8…

A: The coordination complexes can be defined as the complex compounds which have coordinate linkage…

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: Describe the steps involved in a water replacement reaction with a anion in octahedral complexes

A: Complex compounds are molecular compounds that do not lose their identity when dissolved in water or…

Q: Write a balanced ligand substitution reaction for the reaction that occurs when a light blue…

A:

Q: (i) Name the method used for the refining of titanium. (ii) What is the role of Zn in the extraction…

A: i.  Van Arkel method is the method used for the refining of titanium.

Q: Write the balanced net ionic equation for the reaction of Fe3+ and NaF. Explain, in your own words,…

A: The net ionic equation for the reaction of Fe3+ and NaF is, Fe3+(aq) + 6NaF(s)  --->…

Q: Give 5 Examples of Ligands and show how to bind to a metal?

A: The atom or ion or molecule which donates pair of electrons to central metal atom or ion is called…

Q: The size of the crystal field splitting only influences the arrangement of electrons when there is a…

A: Crystal field theory- This theory was developed by John Hasbrouck van Vleck and Hans Bethe.…

Q: The complex formed between salicylate ion and iron (I) in the pH range (0.5-2) is: tri-salicylato…

A:

Q: 1. In what form must iron exist in order to be measured by the phenanthroline method? 2. List some…

A: Iron +II is reacted with o-phenanthroline to form a coloured complex ion. The intensity of the…

Q: Zn+2 salts are white while Cu+2 salts are coloured. Why?

A: In case of transition metals, the color of salts is due to the excitation of an electron from d…

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: Is the following statement true or false? Defend your answer and indicate the importance and action…

A: A ligand is defined as an ion, molecule, or functional group that that binds to a central metal atom…

Q: How does the Tanabe-Sugano diagram predict the color of a complex

A: Coloured complexes: Colors of transition metal complexes result from absorption of a smallportion…

Q: If this is the only place in the visible spectrum where the complex absorbs light, what color would…

A: When a complex absorbs all the visible light except one then the one which is not absorbed by the…

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.