Not Secure – symmetry.jacobs-university.de Save the World Challenge Part 3: Inorganic Chemistry Character table for point group Td My Questions | bartleby Character table for point group Td linear functions, rotations quadratic functions cubic |Ta E |8C ЗС, 65, 6%а functions A +1 +1 +1 A, +1 +1 +1 E +2 -1 +2 0 T +3 0 -1 +1 -1 x?+y?+z? +1 +1 |хуz (2z2-x²-y², x²-y²) (Rx, Ry, R2) x(2²-y²), y(z²-x³), z(x²-y}] T2 +3 0 |-1 (х, у, 2) (ху, хz, уг) (x³, y³, z³) [x(z?+y?), y(7+x?), z(x²+y?)] -1 +1 Additional information Number of symmetry elements h = 24 Number of irreducible representations n = 5 Abelian group no Number of subgroups Subgroups Cg , C2 , C3 , D2 , Cv, C3y » D2a , S4 , T Optical Isomerism (Chirality) no Polar no Reduction formula for point group Td Type of representation general 3N vib E 8C3 ЗС2 6S4 60d

Not Secure – symmetry.jacobs-university.de Save the World Challenge Part 3: Inorganic Chemistry Character table for point group Td My Questions | bartleby Character table for point group Td linear functions, rotations quadratic functions cubic |Ta E |8C ЗС, 65, 6%а functions A +1 +1 +1 A, +1 +1 +1 E +2 -1 +2 0 T +3 0 -1 +1 -1 x?+y?+z? +1 +1 |хуz (2z2-x²-y², x²-y²) (Rx, Ry, R2) x(2²-y²), y(z²-x³), z(x²-y}] T2 +3 0 |-1 (х, у, 2) (ху, хz, уг) (x³, y³, z³) [x(z?+y?), y(7+x?), z(x²+y?)] -1 +1 Additional information Number of symmetry elements h = 24 Number of irreducible representations n = 5 Abelian group no Number of subgroups Subgroups Cg , C2 , C3 , D2 , Cv, C3y » D2a , S4 , T Optical Isomerism (Chirality) no Polar no Reduction formula for point group Td Type of representation general 3N vib E 8C3 ЗС2 6S4 60d

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter13: Introduction To Symmetry In Quantum Mechanics

Section: Chapter Questions

Problem 13.22E: Figure 13.27 shows the structure of the molecule porphine. Figure 13.27 The structure of porphine....

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Similar questions

Figure 13.27 shows the structure of the molecule porphine. Figure 13.27 The structure of porphine. Determine the symmetry elements present in the molecule, and its point group. Does the point group change if an Fe2+ ion is substituted for the two hydrogen atoms in the center of the porphine ring?
a In the Td point group, an S41 improper rotation is equivalent to what other improper rotation? b In the D6h point group, the symmetry operation labeled C21 is equivalent to what other symmetry operation?
define the ground term for the configuration d8 (Oh symmetry). Please provide solution. Thank you.
How can I explain "why you obtain more XRD peaks when the symmetry is converted to lower symmetry. (Ex. From cubic to orthorhombic)"
9- Write all symmetry elements and point group of PCI5 molecule. (Draw the shape)
What is the symmetry element corresponding to (a) Cn, (b) s, (c) i, (d) Sn? What is the symmetry operation corresponding to ?53?
Consider a trigonal bipyramidal molecule XY5. (i) To which point group does this molecule belong? (ii) How many normal modes and how many stretching vibrations will this molecule exhibit? (iii) Determine the irreducible representations of stretching vibrations of this molecule. Clearly show all your work. (iv) Which of these vibrations stretching are IR and which are Raman active? Justify your choice How many normal modes and how many stretching vibrations will this molecule exhibit
PCl3 belong to C3V point group ? (b) Write down the totally symmetric representation of the point group of PCl3. (c) What is a symmetry-adapted linear combination of atomic orbitals? (d) Construct a linear-combination of 3s(Cl) atomic orbitals, ?1, such that ?1 belongs to the totally symmetric representation of the point group of PCl3. (e) Construct a linear-combination of 3p(Cl) atomic orbitals, ?2, such that ?2 belongs to the totally symmetric representation of the point group of PCl3.
My professor said if there is a shift in the dipole moment it's IR active. I got C and D as IR Active. I got A, B, E, and F as Raman since there is no dipole moment. They all cancel out. Is that correct? I know the F is also a forbidden transition.
Determine the number (and relative intensity) of IR-active C–O stretching vibrations for fac-[Mo(CO)3(NCMe)3]: Proceed as follows... Determine the point group of the molecule. Do not descend in symmetry. Construct a reducible representation for the CO vibrations (ΓCO) -- [please explain how to determine the number of unshifted atoms] Decompose ΓCO into its irreducible representation ΓCO,i.r. Determine which are IR active (number of IR active modes) Double degenerate modes (i.r. with E symmetry) are ≈ twice as intense as other modes, and triply degenerate modes (i.r. with T symmetry) are ≈ three times as intense.
determine:(i) the point group to which thiophene (C 4 H 4 S) belongs;(ii) the number of internal degrees of freedom for thiophene;(iii) the irreducible representation for thiophene;(iv) the number of IR active C-H stretching modes for thiophene;(v) the number of Raman active C-H stretching modes for thiophene.
Draw the Lewis structure of the following compounds and identify the point group. Indicate the symmetry operations you performed in determining the point groups.a. 1,8-Dichloronaphthaleneb. Eclipsed dibenzenechromium (Hint: The Cr atom is sandwiched between the two-benzene ring in eclipsed conformation.)c. Borazine (B3H6N3) (Hint: The structure looks like benzene, but instead of C, B and N are the atoms in alternating order.)