Which of the following ligands will increase the value of A,?CN', CO, CI", N³-, enO Cit, N³-CO onlyen, Co, CN-O CN', CO onlyO Ct, N³", en

The Crystal Field Splitting (Δo) depends upon the nature of the ligands. The ligands which cause…

Answered: Which of the following ligands will…

Which of the following ligands will increase the value of A,? CN', CO, CI", N3-, en O Ct, N3- CO only en, Co, CN- O CN', CO only O ct, N³, en

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter20: Chemistry Of Selected Transition Elements And Coordination Compounds

Section: Chapter Questions

Problem 56QRT: Classify each ligand as monodentate, bidentate, and so on. (a) (CH3)3P (b) H2N(CH2)2NH(CH2)2NH2 (c)...

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a. In the absorption spectrum of the complex ion Cr(NCS)63, there is a band corresponding to the absorption of a photon of light with an energy of 1.75 104 cm-1. Given 1 cm1 = 1.986 1023 J, what is the wavelength of this photon? b. The CrNC bond angle in Cr(NCS)63 is predicted to be 180. What is the hybridization of the N atom in the Ncs- ligand when a Lewis acid-base reaction occurs between Cr3+ and NCs- that would give a 180 CrNC bond angle? Cr(NCS)63 undergoes substitution by ethylenediamine (en) according to the equation Cr(NCS)63+2enCr(NCS)2(en)2++4NCS Does Cr(NCS)2(en)2+ exhibit geometric isomerism? Does Cr(NCS)2(en)2+ exhibit optical isomerism?
Classify each ligand as monodentate, bidentate, and so on. (a) (CH3)3P (b) H2N(CH2)2NH(CH2)2NH2 (c) H2O
Trimethylphosphine, P(CH3)3, can act as a ligand by donating the lone pair of electrons on the phosphorus atom. If trimethylphosphine is added to a solution of nickel(Il) chloride in acetone, a blue compound that has a molecular mass of approximately 270 g and contains 21.5% Ni, 26.0% Cl, and 52.5% P(CH3)3 can be isolated. This blue compound does not have any isomeric forms. What are the geometry and molecular formula of the blue compound?
Predict whether the carbonate ligand CO32- will coordinate to a metal center as a monodentate, bidentate, or tridentate ligand.
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oving to another question will save this response. complex [Co(NH3)6l absorbs light at a wavelength of 465 nm. What is the ligand field aplitting energy for the cormplez in Jlaole? 275 x 10 to negative x AMoving to another question will save this response.
3. Which of the following statements regarding ligands is correct? * O a) All ligands are Lewis bases O b) Positive ions make good ligands. c) The atom bonding to the metal is positively polarized O d) Only one atom of the ligand can bond to the metal. e) All ligands are negative ions.
Which of the following species would absorb light with the shortest wavelength? (ligand field strengths: CN > NH, > H,O > CI) A) [Co(H̟O)J³ B) [Co(NH,),CIJ3- C) [Co(CN),P D) [COCIJ³ E) [Co(NH,)*
Which of the following is a bidentate ligand? A) Н.О, 2 B) NO, C) H,NCH,CH,NH, 2. D) NH, E) SCN-
Predicting color and magnetic properties from a crystal field theory ener... 2+ When a certain weak-field ligand forms an octahedral complex with Zn cation, the energies of the valence d orbitals on the zinc atom are split according to this electron box diagram: energy in kJ/mol -350 -400 -450 -500 2 2 2 Z x-y -550 -600 -650 -700 -750 xy yz XZ -800 Using this diagram, answer the following questions. How many unpaired d electron spins does the zinc atom have? Is the complex paramagnetic or diamagnetic? Predict the color of the complex. ☐ paramagnetic diamagnetic blue or green red or violet orange or yellow white or transparent OL E 9
Predicting color and magnetic properties from a crystal field theory ener... When a certain weak-field ligand forms an octahedral complex with Zn this electron box diagram: energy in kJ/mol -350 -400 -450 NN 2 2 2 x-y -500 -550 -600 -650 xy yz XZ -700 Using this diagram, answer the following questions. How many unpaired d electron spins does the zinc atom have? Is the complex paramagnetic or diamagnetic? Predict the color of the complex. 2+ cation, the energies of the valence d orbitals on the zinc atom are split according to paramagnetic diamagnetic blue or green red or violet orange or yellow white or transparent ☑