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All results from a given calculation for C5H7N ((Z)-2-Pentenenitrile)

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-247.930841
Energy at 298.15K-247.938045
Nuclear repulsion energy200.097173
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/cc-pVTZ
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 3348 3047 3.78      
2 A 3295 2999 12.14      
3 A 3237 2946 29.43      
4 A 3231 2940 39.96      
5 A 3211 2922 13.91      
6 A 3161 2877 22.10      
7 A 3158 2874 30.57      
8 A 2574 2343 42.49      
9 A 1835 1670 25.73      
10 A 1624 1478 6.93      
11 A 1615 1470 5.31      
12 A 1606 1461 3.84      
13 A 1543 1405 1.34      
14 A 1536 1398 0.76      
15 A 1462 1330 5.76      
16 A 1402 1276 0.25      
17 A 1355 1233 1.42      
18 A 1237 1126 0.49      
19 A 1196 1088 3.43      
20 A 1117 1017 2.06      
21 A 1082 985 2.94      
22 A 1016 924 5.29      
23 A 909 827 4.18      
24 A 869 791 13.57      
25 A 837 762 32.95      
26 A 721 656 1.52      
27 A 625 569 0.59      
28 A 438 398 0.82      
29 A 402 366 0.05      
30 A 264 240 1.05      
31 A 237 216 2.73      
32 A 161 147 5.55      
33 A 61 56 1.38      

Unscaled Zero Point Vibrational Energy (zpe) 25181.3 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 22917.5 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/cc-pVTZ
ABC
0.26065 0.06643 0.05706

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.761 -0.128 -0.079
N2 -2.466 -1.008 -0.029
C3 -0.887 1.013 -0.154
H4 -1.352 1.929 -0.459
C5 0.402 0.959 0.129
H6 0.958 1.877 0.035
C7 1.186 -0.242 0.561
H8 0.535 -1.100 0.656
H9 1.592 -0.038 1.548
C10 2.335 -0.553 -0.400
H11 1.961 -0.794 -1.387
H12 3.011 0.290 -0.493
H13 2.906 -1.400 -0.041

Atom - Atom Distances (Å)
  C1 N2 C3 H4 C5 H6 C7 H8 H9 C10 H11 H12 H13
C11.12891.43912.13112.43013.37983.01772.59963.72804.13054.00064.80764.8379
N21.12892.56783.17053.48184.47763.77783.07984.46024.83694.63555.64745.3869
C31.43912.56781.07181.32072.04542.52572.67223.18503.59053.59043.97814.4968
H42.13113.17051.07182.08862.36223.49143.73864.06974.44484.38704.66025.4210
C52.43013.48181.32072.08861.07661.49752.12982.10332.51072.79312.76373.4448
H63.37984.47762.04542.36221.07662.19463.07002.52192.82673.18722.64773.8131
C73.01773.77782.52573.49141.49752.19461.08131.08621.53022.16852.17322.1600
H82.59963.07982.67223.73862.12983.07001.08131.74332.15702.51023.06232.4898
H93.72804.46023.18504.06972.10332.52191.08621.74332.14743.05332.50682.4713
C104.13054.83693.59054.44482.51072.82671.53022.15702.14741.08321.08431.0826
H114.00064.63553.59044.38702.79313.18722.16852.51023.05331.08321.75411.7535
H124.80765.64743.97814.66022.76372.64772.17323.06232.50681.08431.75411.7521
H134.83795.38694.49685.42103.44483.81312.16002.48982.47131.08261.75351.7521

picture of (Z)-2-Pentenenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H4 115.374 C1 C3 C5 123.357
N2 C1 C3 178.715 C3 C5 H6 116.765
C3 C5 C7 127.218 H4 C3 C5 121.269
C5 C7 H8 110.310 C5 C7 H9 107.927
C5 C7 C10 112.032 H6 C5 C7 116.017
C7 C10 H11 110.992 C7 C10 H12 111.296
C7 C10 H13 110.346 H8 C7 H9 107.089
H8 C7 C10 110.189 H9 C7 C10 109.136
H11 C10 H12 108.054 H11 C10 H13 108.119
H12 C10 H13 107.910
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.021 0.546   0.528
2 N -0.118 -0.573   -0.533
3 C -0.185 -0.375   -0.435
4 H 0.186 0.172   0.222
5 C -0.122 -0.059   -0.113
6 H 0.167 0.123   0.148
7 C -0.157 0.268   0.226
8 H 0.122 -0.005   0.013
9 H 0.110 -0.038   -0.004
10 C -0.287 -0.157   -0.250
11 H 0.104 0.029   0.080
12 H 0.091 0.035   0.059
13 H 0.110 0.034   0.060


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.676 2.676 0.074 4.547
CHELPG        
AIM        
ESP 3.655 2.705 0.070 4.548


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.661 -5.858 1.120
y -5.858 -36.436 -0.717
z 1.120 -0.717 -37.536
Traceless
 xyz
x -6.675 -5.858 1.120
y -5.858 4.162 -0.717
z 1.120 -0.717 2.513
Polar
3z2-r25.025
x2-y2-7.225
xy-5.858
xz1.120
yz-0.717


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.880 0.842 0.446
y 0.842 8.330 -0.177
z 0.446 -0.177 6.417


<r2> (average value of r2) Å2
<r2> 199.969
(<r2>)1/2 14.141