Physical Chemistry
2nd Edition
ISBN: 9781133958437
Author: Ball, David W. (david Warren), BAER, Tomas
Publisher: Wadsworth Cengage Learning,
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Textbook Question
Chapter 13, Problem 13.29E
Determine the point groups of the following molecules. (a)
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(vi) Does the molecule have σd mirror plane(s)? If so, how many?
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Chapter 13 Solutions
Physical Chemistry
Ch. 13 - In your own words, explain why an object that has...Ch. 13 - Identify the symmetry elements present in the...Ch. 13 - Identify the symmetry elements present in the...Ch. 13 - Prob. 13.4ECh. 13 - Prob. 13.5ECh. 13 - Prob. 13.6ECh. 13 - Prob. 13.7ECh. 13 - Prob. 13.8ECh. 13 - Any axis of symmetry Cn that rotates an object by...Ch. 13 - Prob. 13.10E
Ch. 13 - Prob. 13.11ECh. 13 - Prob. 13.12ECh. 13 - Prob. 13.13ECh. 13 - What are the number of classes and the order of...Ch. 13 - Prob. 13.15ECh. 13 - a Show that the C3v point group satisfies the...Ch. 13 - a In the Td point group, an S41 improper rotation...Ch. 13 - Determine which single symmetry operation of the...Ch. 13 - Prob. 13.19ECh. 13 - Prob. 13.20ECh. 13 - Prob. 13.21ECh. 13 - Figure 13.27 shows the structure of the molecule...Ch. 13 - Prob. 13.23ECh. 13 - Identify all the symmetry elements present in the...Ch. 13 - Point groups are called such because all of the...Ch. 13 - Determine the point groups of the following...Ch. 13 - Determine the point group of the following...Ch. 13 - Determine the point groups of the following...Ch. 13 - Determine the point groups of the following...Ch. 13 - Structural isomers can have very different point...Ch. 13 - Structural isomers can have very different point...Ch. 13 - Prob. 13.32ECh. 13 - Identify the point group of the wave functions of...Ch. 13 - Identify the point group of the wave functions of...Ch. 13 - Prob. 13.35ECh. 13 - Determine if the following species have permanent...Ch. 13 - Determine if the following species have permanent...Ch. 13 - Which of the following species will not have...Ch. 13 - Prob. 13.39ECh. 13 - Explain why a molecule with a center of inversion...Ch. 13 - a Unlike methane, bromochlorofluoromethane...Ch. 13 - Prob. 13.42ECh. 13 - Prob. 13.43ECh. 13 - Prob. 13.44ECh. 13 - Show that the irreducible representations of the...Ch. 13 - Show that any two of the irreducible...Ch. 13 - Show that any irreducible representation of these...Ch. 13 - Explain why this proposed irreducible...Ch. 13 - Prob. 13.49ECh. 13 - Prob. 13.50ECh. 13 - Why is it unnecessary to consider whether an...Ch. 13 - Prob. 13.52ECh. 13 - Prob. 13.53ECh. 13 - Prob. 13.54ECh. 13 - Prob. 13.55ECh. 13 - Prob. 13.56ECh. 13 - Prob. 13.57ECh. 13 - Prob. 13.58ECh. 13 - Reduce the following reducible representations...Ch. 13 - Determine the resulting representations for the...Ch. 13 - Prob. 13.61ECh. 13 - Without using the great orthogonality theorem,...Ch. 13 - Assume that you are evaluating the integral of...Ch. 13 - Prob. 13.64ECh. 13 - Assume that x- polarized light can be assigned an...Ch. 13 - Prob. 13.66ECh. 13 - Prob. 13.67ECh. 13 - Prob. 13.68ECh. 13 - Prob. 13.69ECh. 13 - Prob. 13.70ECh. 13 - Construct the symmetry-adapted linear combination...Ch. 13 - Prob. 13.72ECh. 13 - Prob. 13.73ECh. 13 - Prob. 13.74ECh. 13 - Prob. 13.75ECh. 13 - Prob. 13.76ECh. 13 - Prob. 13.77ECh. 13 - Suppose you use p0,p1 and p+1 along with s...Ch. 13 - Show that the individual sp orbitals, as written...Ch. 13 - Prob. 13.80ECh. 13 - What is the rough hybridization of the carbon...Ch. 13 - Determine the symmetry species of the D3h point...Ch. 13 - Determine the D3h symmetry species of the sp3d...Ch. 13 - Prob. 13.84ECh. 13 - In propene CH3CH=CH2, the first carbon has sp3...Ch. 13 - Prob. 13.87ECh. 13 - Prob. 13.88ECh. 13 - Prob. 13.89E
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- Draw the Lewis structure of SF4, determine its molecular geometry and point group, you will find that the molecule is: O Polar but not chiral Non-polar but chiral Polar and chiral O Non-polar and not chiralarrow_forward4arrow_forwardMany of the colours of vegetation are due to electronic transit ions in conjugated π-electron systems. In the freeelectron molecular orbital (FEMO) theory. the electrons in a conjugated molecule are treated as independent particles in a box of length L. (a) Sketch the form of the two occupied orbitals in butadiene predicted by this model and predict the minimum excitation energy of the molecule. (b) In many cases. an extra half bond-length is often added at each end of the box. The tetraene CH2=CHCH=CHCH=CHCH=CH2 can therefore be t reated as a box of length 8R. where R = 140 pm. Ca lcu late the minimum excitation energy of the molecule and sketch the HOMO and LUMO.arrow_forward
- Which of the following molecular ions is paramagnetic and has a bond order equal to 2? (A) B22– (B) C22– (C) N22– (D) O22–arrow_forwardWhich of the following objects is chiral: (a) a left shoe,(b) a slice of bread, (c) a wood screw, (d) a molecular modelof Zn(en)Cl2, (e) a typical golf club?arrow_forwardWhich of the following molecules and ions has (a) a center of inversion, (b) an S4 axis: (i) CO2, (ii) C2H2, (iii) BF3, (iv) SO42-? You must explain your answer in each.arrow_forward
- The iodine bromide molecule, IBr, is an interhalogen compound.Assume that the molecular orbitals of IBr are analogous tothe homonuclear diatomic molecule F2. (a) Which valenceatomic orbitals of I and of Br are used to construct the MOs ofIBr? (b) What is the bond order of the IBr molecule? (c) One ofthe valence MOs of IBr is sketched here. Why are the atomicorbital contributions to this MO different in size? (d) What isthe label for the MO sketched below? (e) For the IBr molecule,how many electrons occupy the MO sketched below?arrow_forwardOrganic compounds (a) A simple molecule with alternating single and double bonds is buta-1,3-diene. (i) Draw its skeletal structure. (ii) Write its molecular formula and empirical formula. (iii) How many carbon atoms have sp2 hybridization in buta-1,3-diene?arrow_forwardGive the Lewis-structure of a molecule containingboth a σp-p and a πp-p overlap of orbitals. Thenindicate the σ- en π-bonds in the molecule.arrow_forward
- (c) If we replace the hydrogen atoms in ammonia with the ethyl moieties (C2H5)3– N), there is no change in the hybridization of central oxygen atom, yet they have different bond angles, Why? Which molecule has lower bond angle? Give reasons to support your answer.arrow_forward2. For each of the following homonuclear/heteronuclear diatomic molecules of the second row of the periodic table: (i) N₂ (ii) O₂ (iii) NO (iv) BO (v) HCI (a) sketch and label the molecular orbital energy level diagram (note: Remember to use sp mixing where appropriate). (b) determine the bond order, (c) state its magnetic properties, (d) give its molecular orbital electron configuration.arrow_forwardPredict the electron-domain and molecular geometries of(a) BrF3, (b) SF5+.arrow_forward
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