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All results from a given calculation for C4H5N (Cyclopropanecarbonitrile)

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-208.715315
Energy at 298.15K-208.720899
Nuclear repulsion energy147.428921
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/LANL2DZ
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' 3458 3112 22.94      
2 A' 3395 3055 2.44      
3 A' 3351 3016 7.19      
4 A' 2516 2264 56.77      
5 A' 1651 1486 0.84      
6 A' 1520 1368 0.78      
7 A' 1314 1182 1.00      
8 A' 1253 1128 3.92      
9 A' 1223 1100 4.85      
10 A' 1025 922 32.69      
11 A' 889 800 2.39      
12 A' 810 729 15.97      
13 A' 587 528 4.07      
14 A' 244 220 3.55      
15 A" 3444 3099 0.09      
16 A" 3340 3006 20.48      
17 A" 1619 1457 7.87      
18 A" 1321 1189 0.81      
19 A" 1276 1148 2.24      
20 A" 1233 1109 9.62      
21 A" 1026 924 0.84      
22 A" 902 811 18.67      
23 A" 618 556 0.40      
24 A" 243 219 2.35      

Unscaled Zero Point Vibrational Energy (zpe) 19128.3 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 17213.6 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/LANL2DZ
ABC
0.53166 0.11384 0.10764

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.784 1.014 1.272
H2 -1.784 1.014 -1.272
H3 -1.275 -0.713 -1.263
H4 -1.275 -0.713 1.263
H5 0.280 1.650 0.000
C6 0.000 0.616 0.000
N7 2.039 -0.999 0.000
C8 1.133 -0.284 0.000
C9 -1.269 0.229 0.754
C10 -1.269 0.229 -0.754

Atom - Atom Distances (Å)
  H1 H2 H3 H4 H5 C6 N7 C8 C9 C10
H12.54323.10921.80042.50642.22664.50343.43671.07162.2323
H22.54321.80043.10922.50642.22664.50343.43672.23231.0716
H33.10921.80042.52663.09832.23383.55852.75362.22651.0713
H41.80043.10922.52663.09832.23383.55852.75361.07132.2265
H52.50642.50643.09833.09831.07103.17902.11332.23322.2332
C62.22662.22662.23382.23381.07102.60071.44701.52631.5263
N74.50344.50343.55853.55853.17902.60071.15373.60843.6084
C83.43673.43672.75362.75362.11331.44701.15372.56992.5699
C91.07162.23232.22651.07132.23321.52633.60842.56991.5078
C102.23231.07161.07132.22652.23321.52633.60842.56991.5078

picture of Cyclopropanecarbonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C9 H4 114.311 H1 C9 C6 116.902
H1 C9 C10 118.886 H2 C10 H3 114.311
H2 C10 C6 116.902 H2 C10 C9 118.886
H3 C10 C6 117.550 H3 C10 C9 118.390
H4 C9 C6 117.550 H4 C9 C10 118.390
H5 C6 C8 113.287 H5 C6 C9 117.527
H5 C6 C10 117.527 C6 C8 N7 179.819
C6 C9 C10 60.398 C6 C10 C9 60.398
C8 C6 C9 119.588 C8 C6 C10 119.588
C9 C6 C10 59.204
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.223      
2 H 0.223      
3 H 0.215      
4 H 0.215      
5 H 0.243      
6 C -0.176      
7 N -0.075      
8 C -0.111      
9 C -0.379      
10 C -0.379      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.879 2.422 0.000 4.573
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.819 4.108 0.000
y 4.108 -30.291 0.000
z 0.000 0.000 -29.869
Traceless
 xyz
x -7.739 4.108 0.000
y 4.108 3.553 0.000
z 0.000 0.000 4.186
Polar
3z2-r28.373
x2-y2-7.528
xy4.108
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.489 -1.250 0.000
y -1.250 5.482 0.000
z 0.000 0.000 5.111


<r2> (average value of r2) Å2
<r2> 115.649
(<r2>)1/2 10.754