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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-247.027667
Energy at 298.15K-247.033074
Nuclear repulsion energy163.098426
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 HSEh1PBE/6-31G*
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 3770 3585 40.76      
2 A 3638 3460 50.08      
3 A 3294 3132 2.56      
4 A 3203 3046 9.78      
5 A 3187 3031 11.40      
6 A 1832 1742 242.70      
7 A 1732 1647 31.06      
8 A 1652 1571 138.08      
9 A 1459 1387 105.34      
10 A 1383 1315 48.73      
11 A 1306 1242 65.05      
12 A 1129 1074 1.66      
13 A 1046 994 3.62      
14 A 1026 976 37.39      
15 A 996 947 11.16      
16 A 833 792 6.04      
17 A 824 784 27.68      
18 A 630 599 8.32      
19 A 617 587 9.15      
20 A 473 450 9.41      
21 A 467 444 5.39      
22 A 277 264 7.59      
23 A 136 129 38.27      
24 A 61 58 223.57      

Unscaled Zero Point Vibrational Energy (zpe) 17484.7 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 16628.0 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 HSEh1PBE/6-31G*
ABC
0.35843 0.14180 0.10161

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.794 -0.656 -0.012
C2 -0.477 0.132 -0.015
N3 -1.607 -0.632 0.024
O4 -0.504 1.350 -0.007
C5 1.969 -0.030 0.009
H6 0.734 -1.744 -0.035
H7 -2.500 -0.163 0.013
H8 -1.590 -1.637 -0.040
H9 2.004 1.057 0.032
H10 2.911 -0.571 0.025

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.49592.40182.38941.33131.08993.33072.57842.09682.1184
C21.49591.36481.21822.45172.23282.04422.09022.64773.4604
N32.40181.36482.26903.62662.59171.00841.00673.98604.5182
O42.38941.21822.26902.83203.33222.50483.17862.52473.9182
C51.33132.45173.62662.83202.11334.47073.90541.08731.0864
H61.08992.23282.59173.33222.11333.59912.32593.07562.4735
H73.33072.04421.00842.50484.47073.59911.73274.66545.4257
H82.57842.09021.00673.17863.90542.32591.73274.49144.6255
H92.09682.64773.98602.52471.08733.07564.66544.49141.8639
H102.11843.46044.51823.91821.08642.47355.42574.62551.8639

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.113 C1 C2 O4 123.042
C1 C5 H9 119.872 C1 C5 H10 122.047
C2 C1 C5 120.157 C2 C1 H6 118.578
C2 N3 H7 118.158 C2 N3 H8 122.898
N3 C2 O4 122.801 C5 C1 H6 121.264
H7 N3 H8 118.592 H9 C5 H10 118.070
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.182      
2 C 0.593      
3 N -0.805      
4 O -0.518      
5 C -0.355      
6 H 0.159      
7 H 0.365      
8 H 0.356      
9 H 0.210      
10 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.480 -3.518 0.178 3.555
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.267 -2.967 0.362
y -2.967 -29.514 -0.182
z 0.362 -0.182 -31.389
Traceless
 xyz
x 9.184 -2.967 0.362
y -2.967 -3.186 -0.182
z 0.362 -0.182 -5.999
Polar
3z2-r2-11.998
x2-y28.247
xy-2.967
xz0.362
yz-0.182


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.508 -0.781 -0.006
y -0.781 6.330 0.010
z -0.006 0.010 2.460


<r2> (average value of r2) Å2
<r2> 114.489
(<r2>)1/2 10.700