Match the denticity to the ligand.Watermonodentate✓C₂O2bidentateH₂NCH₂NHCH2NH2 bidentatexEDTAhexadentateQuestion 12Partially correctMark 2 out of 2Flag questionProvide the required information for the coordination compound shown below:Na NC-Ag-CN]Number of ligands:20Coordination number: 2✔Geometry: linearOxidation state of transition metal ion: +3 xin 12correctout of 2questionProvide the required information for the coordination compound shown below.Na NC-Ag-CN]Number of ligands:20Coordination number: 2Geometry: linear0Oxidation state of transition metal ion:+3X

Denticity of the ligand: The ligand H2NCH2NHCH2NH2 is a neutral ligand. Therefore, it can share lone…

Answered: Match the denticity to the ligand.…

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

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Chapter9: Complexometric And Precipitation Titrations

Section: Chapter Questions

Problem 7P

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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?
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?
Predict whether the carbonate ligand CO32- will coordinate to a metal center as a monodentate, bidentate, or tridentate ligand.
Which of the following statement(s) is( are) true? a. The coordination number of a metal ion in an octahedral complex ion is 8. b. All tetrahedral complex ions are low-spin. c. The formula for triaquatrianuninechromiwn(III) sulfate is [Cr(H2O)3(NH3)](SO4)3. d. The electron configuration of Hf2+ is [Xe]4f126s2. e. Hemoglobin contains Fe3+.
Give the coordination number for each metal ion in the following compounds: (a) [Co(CO3)3]3- (note that CO32- is bidentate in this complex). (b) [Cu(NH3)4]2+. (c) [Co(NH3)4Br2]2(SO4)3. (d) [Pt(NH3)4][PtCl4]. (e) [Cr(en)3](NO3)3. (f) [Pd(NH3)2Br2] (square planar). (g) K3[Cu(Cl)5]. (h) [Zn(NH3)2Cl2]
For complexes of the same metal ion with no change in oxidation number, the stability increases as the number of electrons in the t2g orbitals increases. Which complex in each of the following pairs of complexes is more stable? (a) [Fe(H2O)6]2+ or [Fe(CN)6]4-. (b) [Co(NH3)6]3+ or [CoF6]3-. (c) [Mn(CN)6]4- or [MnCl6]4-
Is it possible for a complex of a metal in the transition series to have six unpaired electrons? Explain.
The glycinate ion, H2NCH2CO2, formed by deprotonation of the amino acid glycine, can function as a bidentate ligand, coordinating to a metal through the nitrogen of the amino group and one of the oxygen atoms. Glycinate ion, a bidentate ligand A copper complex of this ligand has the formula Cu(H2NCH2CO2)2(H2O)2. For this complex, determine the following: (a) the oxidation state of copper (b) the coordination number of copper (c) the number of unpaired electrons (d) whether the complex is diamagnetic or paramagnetic
Four different octahedral chromium coordination compounds exist that all have the same oxidation state for chromium and have H2O and Cl as the ligands and counterions. When 1 mole of each of the four compounds is dissolved in water, how many moles of silver chloride will precipitate upon addition of excess AgNO3?
Give the coordination numbers and write the formulas for each of the following, including all isomers where appropriate: (a) tetrahydroxozincate(ll) ion (tetrahedral). (b) hexacyanopalladate(IV) ion. (c) dichlomaurate(I) ion (note that aurum is Latin for "gold"). (d) diamminedichloroplatinum(Il). (e) potassium diamminetetrachlorochromate(III). (f) hexaamminecobalt(III) hexacyanochromate(III). (g) dibromobis(ethylenediamine) cobalt(III) nitrate
Which of the following ligands is expected to be monodentate, and which might be polydentate? (a) CH3NH2 (b) CH3CN (c) N3 (d) en (e) Br (f) phen
A coordination compound of cobalt(III) contains four ammonia molecules, one sulfate ion, and one chloride ion. Addition of aqueous BaCl2 solution to an aqueous solution of the compound gives no precipitate. Addition of aqueous AgNO3 to an aqueous solution of the compound produces a white precipitate. Propose a structure for this coordination compound.

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