# Inorganic Chemistry

## Categories within Inorganic Chemistry

### Inorganic Chemical Reactions

Inorganic Chemical Reactions can be categorized into the following broad categories: combination reactions, decomposition reactions, single displacement reactions and double displacement reactions.

### The Periodic Table

The Periodic Table is the arrangement of elements in tabular form based on atomic numbers and electronic configurations.

### Proof that shows range of possible cation anion rates for different molecular arrangments

The question is about the mathematical constrain of the possible cation anion ratios for cubic, octahedral and tetrahedral arrangements. The proof is in the attachment along with the additional questions.

### Applications of Inorganic Nanoparticles

I need some information regarding the uses and applications of inorganic nanoparticles. Please use published articles and cite when needed.

### Types of Chemical Reactions

This solution will discuss the 6 major groups of chemical reactions and provide an example and the general formula of each type.

### chemQ

1. Combustion of 5.13g of ibuprofen a widely used painkiller produces 14.224g CO2, 4.029g H2O. Ibuprofen contains only carbon hydrogen and oxygen atoms. If the molecular weight of ibuprofen is liss than 400g/mol determine the molecular formula. 2. A. From the data on the last page calculate the free energy change for the rea

### two chem question help

1. a) Sketch a thermochemcal cycle (Born Haber Cycle) for the following reaction showing all energies involved. b) Write an equation and use it to calculate the Lattice Energy for Al2(SO4)3- 2Al3+(aq)+3SO42-(aq)--->Al2(SO4)3(s) 2. Below are given the electronic spectra of some octahedral Ni2+ complexes. See attached

### Heck reaction intermediates

I have attached a problem involving a Heck reaction. I need to draw structures but I do not know where to begin. An explanation with work would be greatly appreciated. Thank you for the assistance. Please see attached.

### Buffer calculation

Need stepwise solution to understand the attached question.

### Q3

Need stepwise solution to understand the following attached question.

### Inorganic/Analytical - Dilution in Titration and Water Hardness Calculation

Need stepwise solution to understand

### Ionic Strength and Solubility Product

Please see attached image.

### Question 4

Need stepwise help

### Question 3

Consider the titration of 50.0 mL of 0.0110 M Y^3+ (y=yttrium) with 0.0220 M EDTA at pH 5.00. Calculate pY^3+ at the following volumes of added EDTA and sketch the titration curve: (a) 0mL (b) 10.0 mL (c) 25 mL (d) 30.0 mL

### Calculation of percentage yield of nitrone

Please review the attached lab regarding nitrone.

### Pre-lab exercise for radical trap

Locate spectral parameters (g values, proton and nitrogen hyperfine coupling constants, solvent) for the product of the reaction between N-benzylidene-tert-butylamine N-oxide (the radical trap) and both dibenzoylperoxide and azobisisobutyronitrile. Make sketches of both spectra showing the number of peaks and assigning hyperfine

### Spin Rates and Ligands

I am confused on how to approach these problems. This is an ungraded class review and I would like to understand before going to class, so I can ask additional questions. Thanks for the assistance. 2. Is a high spin or low spin d6 metal ion complex most likely to undergo substitution by a dissociative process? Explain the re

### Strong Pi Donors and Acceptors

I need help with this question: 1. Six-coordinate CR(3) complexes of the type trans-(CrL4A2)n+, generally have magnetic moments consistent with three unpaired electrons, which suggests occupancy of the d orbitals as shown to the right. In principle, a complex with only one unpaired electron could be generated by a suitable choi

### complexes

3.a. Match give complexes given below (by letter) with the proper spectral data in the chart below. All of these complexes have low spin d6 configurations and display two d-d transitions (low absorptivity). Two additional absorptions with high molar absorptivity are observed for the bromo complexes. See table in attachment. b

### Isomers and Ligands

4. Circle the letter corresponding to the correct answer for the following. For which of the following complexes can a tetralredral coordination geometry be unequivocally excluded based upon its magnetic properties? a) Cu(PPh3)3Cl (diamagnetic) b) P(PPhr3)2Cl2 (diamagnetic) c) Ni(PPh3)2Br2 (paramagnetic) d) Co(PPh3)2Cl2 (par

### Lattice energy and LFSE

3. A plot of the lattice energies for MCI; salts for M = Ca to Zn and a drawing of the cell are shown to the right. In the electrostatic model for "ionic bonding" U is proportional to (Z+)(Z-)e2A/(r+ + r.) where Z+ and Z- are the ion charges, A is the structure (Madelung) constant and r+ + r are the radii of the ions (see p. 88

### Balanced Nuclear Equations of Radioactive Isotopes

Write a balanced nuclear equation for the alpha decay of each of the following radioactive isotopes: a. curium-243 b. 225 AC 89 c. 229 Th 90 d. 261 Bh 107 2. Write a balanced nuclear equation for the beta decay of each of the following radioactive isotopes: a. 44 K 19 b. Iron

### Point of Symmetry and Available Electrons and Orbitals

Please see attached for my 4-part question on the point of symmetry and available electrons and orbitals for boron-boron bonding in a B5H9 molecule. Please include an explanation for the fill-in-the-blank answers.

### Locate electronic spectral parameters

2. (7 pts) Locate electronic spectral parameters for the tris(ethylenediamine)nickel(II) ion in solution and the magnetic moment (in Bohr magnetons) for a salt (indicate the counter ion). Spectral parameters should include: wavelengths of absorption maxima (A.), extinction coefficients (E) IODq (lODq is the same as 80) Raca

### Hydroformylation

Sir, I have located the articles and maybe one more. I am having trouble zeroing in on the right answer for the questions and format (like should I put it in a table) since formatting/clarity is graded. Also, how do I go about finding the articles. When I queried on the [Rh(PPh3)3(H)(CO)] or hydroformylation or whatever, I g

### Patenting catalysts in chemistry

Please see the attached document. I have located who I think has the patent.

### Determining the abundance of isomers lab report

I have attached a lab report for review as well as a second document that shows what partners are including in their lab report. Any assistance is appreciated!

### Preparation and properties of the diastereoisomers report

I have attached law report for your review. Thank you.

### Separating mixtures by gas chromatography

I have calculated all the averages and am working on goal. Please see clarifying questions attached.

### Point Group Symmetry of a Coordination Complex

I am confused and frustrated on this topic. I do not know how to begin or exactly what is being asked. An explanation with work would be helpful. A question like this will appear on our next quiz. Thanks.

### MO Diagram: Symmetry and Bonding

I have attached a question involving bonding and symmetry. I am totally confused on how to do this. Any explanation with work would be greatly appreciated. I am going to have similar problem on the next exam.

### Preparation and properties of the diastereoisomers

I need assistance with calculations and predictions. Question: 1) Use a molecular mechanics program, e.g., as in Chem3D, to calculate the relative steric energies of 2a, 2e, 3a and 3e. Based upon these calculated parameters which is the most stable conformation for the trans and cis diastereoisomers. Based upon these calc