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All results from a given calculation for C6H5CN (phenyl cyanide)

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-50.869122
Energy at 298.15K-50.874576
Nuclear repulsion energy146.939562
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HF/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3377 3082 9.76      
2 A1 3359 3065 22.49      
3 A1 3336 3044 0.00      
4 A1 2472 2255 57.94      
5 A1 1776 1621 0.19      
6 A1 1639 1495 23.15      
7 A1 1303 1189 1.50      
8 A1 1291 1178 0.03      
9 A1 1115 1018 4.49      
10 A1 1076 982 0.20      
11 A1 811 740 4.90      
12 A1 494 451 0.43      
13 A2 1130 1031 0.00      
14 A2 979 893 0.00      
15 A2 454 414 0.00      
16 B1 1139 1039 0.04      
17 B1 1077 983 7.91      
18 B1 875 798 84.35      
19 B1 767 700 38.98      
20 B1 630 575 16.70      
21 B1 429 392 0.37      
22 B1 163 148 1.76      
23 B2 3370 3075 28.70      
24 B2 3349 3056 3.92      
25 B2 1746 1593 0.85      
26 B2 1585 1447 10.73      
27 B2 1469 1340 0.51      
28 B2 1344 1227 5.55      
29 B2 1255 1145 5.94      
30 B2 1176 1074 3.55      
31 B2 686 626 0.14      
32 B2 617 563 0.01      
33 B2 186 170 4.81      

Unscaled Zero Point Vibrational Energy (zpe) 23237.2 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 21203.9 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at HF/CEP-121G
ABC
0.18806 0.05111 0.04019

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.214
C2 0.000 0.000 2.058
C3 0.000 0.000 0.608
C4 0.000 1.219 -0.091
C5 0.000 -1.219 -0.091
C6 0.000 1.215 -1.489
C7 0.000 -1.215 -1.489
C8 0.000 0.000 -2.188
H9 0.000 2.146 0.451
H10 0.000 -2.146 0.451
H11 0.000 2.146 -2.024
H12 0.000 -2.146 -2.024
H13 0.000 0.000 -3.263

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.15612.60683.52263.52264.85784.85785.40253.49823.49825.66105.66106.4769
C21.15611.45072.47052.47053.74963.74964.24642.68062.68064.61214.61215.3208
C32.60681.45071.40461.40462.42322.42322.79572.15122.15123.39583.39583.8701
C43.52262.47051.40462.43761.39842.80692.42591.07363.40772.14433.88083.3980
C53.52262.47051.40462.43762.80691.39842.42593.40771.07363.88082.14433.3980
C64.85783.74962.42321.39842.80692.42991.40172.15203.88051.07393.40342.1498
C74.85783.74962.42322.80691.39842.42991.40173.88052.15203.40341.07392.1498
C85.40254.24642.79572.42592.42591.40171.40173.40153.40152.15232.15231.0744
H93.49822.68062.15121.07363.40772.15203.88053.40154.29102.47544.95444.2891
H103.49822.68062.15123.40771.07363.88052.15203.40154.29104.95442.47544.2891
H115.66104.61213.39582.14433.88081.07393.40342.15232.47544.95444.29222.4778
H125.66104.61213.39583.88082.14433.40341.07392.15234.95442.47544.29222.4778
H136.47695.32083.87013.39803.39802.14982.14981.07444.28914.28912.47782.4778

picture of phenyl cyanide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 180.000 C2 C3 C4 119.807
C2 C3 C5 119.807 C3 C4 C6 119.650
C3 C4 H9 119.873 C3 C5 C7 119.650
C3 C5 H10 119.873 C4 C3 C5 120.386
C4 C6 C8 120.073 C4 C6 H11 119.728
C5 C7 C8 120.073 C5 C7 H12 119.728
C6 C4 H9 120.477 C6 C8 C7 120.168
C6 C8 H13 119.916 C7 C5 H10 120.477
C7 C8 H13 119.916 C8 C6 H11 120.199
C8 C7 H12 120.199
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.172      
2 C -0.621      
3 C 0.374      
4 C -0.230      
5 C -0.230      
6 C -0.176      
7 C -0.176      
8 C -0.162      
9 H 0.240      
10 H 0.240      
11 H 0.190      
12 H 0.190      
13 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.910 4.910
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -50.451 0.000 0.000
y 0.000 -39.830 0.000
z 0.000 0.000 -58.512
Traceless
 xyz
x -1.281 0.000 0.000
y 0.000 14.652 0.000
z 0.000 0.000 -13.371
Polar
3z2-r2-26.742
x2-y2-10.622
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.123 0.000 0.000
y 0.000 11.267 0.000
z 0.000 0.000 15.934


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000