1. A complex is made up of one ammonia ligand, one cyanide ligand, two nitrite ligands bonded at theaxygen, and Au+(a) Determine its chemical formala(b) Name it.(c) There are actually two isomers that can be made from this chemical formula. Draw them both andidentify their relationship.2. A complex is made up of two ethylenediamine ligands, one oxalate ligand, and Cr³.(a) Determine its chemical formula.(b) Name it.(c) Draw it.3. The two above complexes are combined to make a stable compound. Write the chemical formula of thecompound and name it.

Explanation1.a) Ligands present in the complex are NH3 (one), -CN- (one), -ONO- (two) Central metal…

Answered: 1. A complex is made up of one ammonia…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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1. a) Draw and label the general molecular orbital diagram for a M-L6 complex ion, [Co(NH3)6]³+. Identify all the orbitals used for bonding, nonbonding and antibonding.
Describe the difference between a labile and an inert ligand on a metal complex.
Define an isomer and explain the difference between a cis and a trans isomer seen a coordination complex.
Which of the following is most paramagnetic? (a) Fe . (b) Fe3 + ion (c) The ion complex [Fe (CN) 6] 3‒ Justify your answer.
3a) The nitrosyl ion, NO*, is a very rare case of a cationic ligand that can function as a Lewis base. Draw the Lewis structure of this ligand under consideration of the VSEPR rules and indicate any formal charges on the constituent atoms. 3b) How many electrons does the NO* ligand contribute on the ionic model and the neutral model, respectively? Assume that the Metal-N-O bonding angle is 180° upon coordination.
Draw orbital-energy splitting diagrams and use the spectro-chemical series to show the orbital occupancy for each of the fol-lowing (assuming that H₂O is a weak-field ligand):(a) [Cr(CN)₆]³⁻(b) [Rh(CO)₆]³⁺(c) [Co(OH)₆]⁴⁻
Dimethyldithiocarbamate (abbreviated as dmdtc) is an anionic bidentate ligand with a chemical formula (S2CNMe2)- - where Me stands for methyl group (-CH3). In the photo above, this ligand coordinates to a metal through its 2 sulfur atoms (where M represents a metal). When three dmdtc ligands bind to a ferric ion (Fe3+), a stable coordination complex called ferbam is formed. Given this information, answer / identify the following. complex geometry hybridization type of the central atom coordination number
a) Consider the following coordination compound [Fe(H₂O)2(en)2][SO4] and answer the questions which follow: (i) Draw and label the structures of both stereoisomers of the cationic complex. Clearly show the geometry at the metal centre. (ii) (iii) What is the oxidation state of Fe? Determine the number of chelate rings in the complex.
Use your knowledge of electronic transitions in coordination compounds to justify why the compound [Fe(H2O)6]3+ is white in color. You can justify your answer supported by some scheme.
5. (a) (b) The complex ion NiC14² has two unpaired electrons, whereas Ni(CN)4² is diamagnetic. Propose structures for these two complex ions (square-planar or tetrahedral). Draw the crystal field diagrams of two complex ions.
4. Consider the following reaction: [ZnCl4]² +4 OH → [Zn(OH)4]² +4 CI If the reaction is spontaneous, then which of the following is true? (A) Chloride is a more labile ligand than hydroxide in zinc complexes (B) Hydroxide is a more labile ligand than chloride in zinc complexes (C) Chloride is a more inert ligand than hydroxide in zinc complexes (D) Hydroxide and chloride are equally labile in zinc complexes
(a) Give the chemical name of Ir(CO)CI(PPh 3 ) 2 (either of the two isomers). (b) Sketch all isomers of the octahedral complex Cr(H2O), FBrCl (hint: there are five, and two of the five are enantiomers of each other).

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