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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: PBEPBE/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-209.878318
Energy at 298.15K-209.883451
Nuclear repulsion energy146.488872
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3184 3166 2.48      
2 A' 3102 3084 0.47      
3 A' 3081 3063 2.36      
4 A' 2267 2254 27.34      
5 A' 1432 1423 0.64      
6 A' 1326 1318 0.34      
7 A' 1187 1180 0.53      
8 A' 1093 1087 0.46      
9 A' 1013 1008 4.45      
10 A' 954 949 21.52      
11 A' 790 786 1.84      
12 A' 737 733 2.48      
13 A' 514 511 0.95      
14 A' 205 204 2.62      
15 A" 3171 3153 0.31      
16 A" 3077 3059 7.41      
17 A" 1385 1377 3.61      
18 A" 1147 1140 0.62      
19 A" 1053 1047 2.47      
20 A" 1025 1019 5.75      
21 A" 875 870 0.93      
22 A" 797 792 7.10      
23 A" 532 529 0.14      
24 A" 207 206 1.64      

Unscaled Zero Point Vibrational Energy (zpe) 17076.4 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 16977.3 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/cc-pVDZ
ABC
0.52421 0.11310 0.10726

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.341 2.044 1.281
H2 0.341 2.044 -1.281
H3 -1.136 0.921 -1.270
H4 -1.136 0.921 1.270
H5 1.677 0.336 0.000
C6 0.582 0.218 0.000
N7 -0.232 -2.270 0.000
C8 0.139 -1.153 0.000
C9 -0.232 1.270 0.752
C10 -0.232 1.270 -0.752

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.56273.15501.85552.51852.24324.53593.45011.09902.2499
H22.56271.85553.15502.51852.24324.53593.45012.24991.0990
H33.15501.85552.54093.14132.24953.55082.74602.24251.0987
H41.85553.15502.54093.14132.24953.55082.74601.09872.2425
H52.51852.51853.14133.14131.10063.22992.14082.25452.2545
C62.24322.24322.24952.24951.10062.61791.44161.52821.5282
N74.53594.53593.55083.55083.22992.61791.17633.61843.6184
C83.45013.45012.74602.74602.14081.44161.17632.56422.5642
C91.09902.24992.24251.09872.25451.52823.61842.56421.5041
C102.24991.09901.09872.24252.25451.52823.61842.56421.5041

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 115.190 H1 C9 C6 116.318
H1 C9 C10 118.792 H2 C10 H3 115.190
H2 C10 C6 116.318 H2 C10 C9 118.792
H3 C10 C6 116.874 H3 C10 C9 118.153
H4 C9 C6 116.874 H4 C9 C10 118.153
H5 C6 C8 114.054 H5 C6 C9 117.174
H5 C6 C10 117.174 C6 C8 N7 179.538
C6 C9 C10 60.520 C6 C10 C9 60.520
C8 C6 C9 119.380 C8 C6 C10 119.380
C9 C6 C10 58.960
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.051      
2 H 0.051      
3 H 0.059      
4 H 0.059      
5 H 0.051      
6 C -0.108      
7 N -0.122      
8 C -0.027      
9 C -0.007      
10 C -0.007      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.805 3.926 0.000 4.008
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.781 -0.321 0.000
y -0.321 -36.769 0.000
z 0.000 0.000 -29.149
Traceless
 xyz
x 5.178 -0.321 0.000
y -0.321 -8.304 0.000
z 0.000 0.000 3.126
Polar
3z2-r26.252
x2-y28.988
xy-0.321
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.482 0.437 0.000
y 0.437 8.882 0.000
z 0.000 0.000 5.535


<r2> (average value of r2) Å2
<r2> 115.441
(<r2>)1/2 10.744