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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: PBEPBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-311G*
 hartrees
Energy at 0K-209.912651
Energy at 298.15K-209.917816
Nuclear repulsion energy147.056720
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 PBEPBE/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3175 3142 8.78      
2 A' 3098 3066 1.50      
3 A' 3080 3048 4.87      
4 A' 2264 2241 29.51      
5 A' 1465 1449 1.03      
6 A' 1349 1335 0.52      
7 A' 1197 1185 0.72      
8 A' 1112 1100 0.41      
9 A' 1022 1012 8.36      
10 A' 955 945 24.82      
11 A' 798 789 2.01      
12 A' 744 736 3.38      
13 A' 522 516 0.98      
14 A' 209 207 3.18      
15 A" 3161 3128 0.18      
16 A" 3077 3045 14.14      
17 A" 1430 1415 5.70      
18 A" 1171 1159 0.87      
19 A" 1071 1060 3.46      
20 A" 1039 1028 7.49      
21 A" 872 863 0.14      
22 A" 809 801 9.59      
23 A" 542 536 0.43      
24 A" 210 208 1.80      

Unscaled Zero Point Vibrational Energy (zpe) 17184.6 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 17005.9 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 PBEPBE/6-311G*
ABC
0.52839 0.11386 0.10792

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.340 2.033 1.278
H2 0.340 2.033 -1.278
H3 -1.129 0.926 -1.267
H4 -1.129 0.926 1.267
H5 1.666 0.334 0.000
C6 0.580 0.213 0.000
N7 -0.231 -2.261 0.000
C8 0.136 -1.152 0.000
C9 -0.231 1.267 0.750
C10 -0.231 1.267 -0.750

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.55603.14001.83942.50532.23644.51583.43771.09132.2417
H22.55601.83943.14002.50532.23644.51583.43772.24171.0913
H33.14001.83942.53373.12472.24293.54462.74272.23401.0907
H41.83943.14002.53373.12472.24293.54462.74271.09072.2340
H52.50532.50533.12473.12471.09303.21372.13232.24312.2431
C62.23642.23642.24292.24291.09302.60301.43521.52671.5267
N74.51584.51583.54463.54463.21372.60301.16783.60683.6068
C83.43773.43772.74272.74272.13231.43521.16782.55952.5595
C91.09132.24172.23401.09072.24311.52673.60682.55951.5001
C102.24171.09131.09072.23402.24311.52673.60682.55951.5001

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 114.914 H1 C9 C6 116.371
H1 C9 C10 118.931 H2 C10 H3 114.914
H2 C10 C6 116.371 H2 C10 C9 118.931
H3 C10 C6 116.964 H3 C10 C9 118.282
H4 C9 C6 116.964 H4 C9 C10 118.282
H5 C6 C8 114.322 H5 C6 C9 116.827
H5 C6 C10 116.827 C6 C8 N7 179.655
C6 C9 C10 60.574 C6 C10 C9 60.574
C8 C6 C9 119.535 C8 C6 C10 119.535
C9 C6 C10 58.853
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.241      
2 H 0.241      
3 H 0.249      
4 H 0.249      
5 H 0.255      
6 C -0.282      
7 N -0.239      
8 C 0.115      
9 C -0.415      
10 C -0.415      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.854 4.107 0.000 4.195
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.898 -0.334 0.000
y -0.334 -37.547 0.000
z 0.000 0.000 -29.347
Traceless
 xyz
x 5.549 -0.334 0.000
y -0.334 -8.924 0.000
z 0.000 0.000 3.375
Polar
3z2-r26.751
x2-y29.649
xy-0.334
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.530 0.419 0.000
y 0.419 9.069 0.000
z 0.000 0.000 5.648


<r2> (average value of r2) Å2
<r2> 115.028
(<r2>)1/2 10.725