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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: PBEPBE/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-247.105151
Energy at 298.15K-247.110540
HF Energy-247.105151
Nuclear repulsion energy162.180109
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/Def2TZVPP
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 3647 3603 33.95      
2 A 3511 3469 35.02      
3 A 3174 3136 1.76      
4 A 3082 3045 10.05      
5 A 3072 3034 11.12      
6 A 1708 1688 219.45      
7 A 1639 1619 36.92      
8 A 1558 1539 107.05      
9 A 1389 1372 79.10      
10 A 1314 1298 37.99      
11 A 1245 1230 76.16      
12 A 1074 1061 1.83      
13 A 997 985 3.41      
14 A 982 970 33.17      
15 A 958 946 12.88      
16 A 791 781 5.54      
17 A 789 780 13.50      
18 A 604 597 1.62      
19 A 593 586 7.88      
20 A 452 447 9.21      
21 A 451 445 4.81      
22 A 265 262 7.09      
23 A 146 144 99.18      
24 A 105 104 72.61      

Unscaled Zero Point Vibrational Energy (zpe) 16772.7 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 16569.8 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/Def2TZVPP
ABC
0.35349 0.14007 0.10032

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.803 -0.650 -0.011
C2 -0.476 0.128 -0.010
N3 -1.611 -0.644 -0.017
O4 -0.523 1.356 0.000
C5 1.983 -0.024 0.010
H6 0.749 -1.742 -0.031
H7 -2.505 -0.174 0.071
H8 -1.578 -1.647 0.106
H9 2.013 1.067 0.027
H10 2.926 -0.571 0.009

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.49742.41352.40521.33591.09343.34282.58372.10092.1242
C21.49741.37211.22872.46362.23602.05272.09272.66033.4727
N32.41351.37212.27603.64642.60271.01371.01174.00704.5367
O42.40521.22872.27602.86103.34952.50463.18472.55303.9506
C51.33592.46363.64642.86102.11584.49053.91431.09121.0898
H61.09342.23602.60273.34952.11583.61322.33263.08072.4723
H73.34282.05271.01372.50464.49053.61321.74074.68535.4451
H82.58372.09271.01173.18473.91432.33261.74074.50164.6312
H92.10092.66034.00702.55301.09123.08074.68534.50161.8745
H102.12423.47274.53673.95061.08982.47235.44514.63121.8745

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.438 C1 C2 O4 123.539
C1 C5 H9 119.557 C1 C5 H10 121.926
C2 C1 C5 120.700 C2 C1 H6 118.494
C2 N3 H7 117.943 C2 N3 H8 122.046
N3 C2 O4 122.023 C5 C1 H6 120.806
H7 N3 H8 118.503 H9 C5 H10 118.517
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.132      
2 C 0.228      
3 N -0.247      
4 O -0.319      
5 C -0.169      
6 H 0.072      
7 H 0.183      
8 H 0.168      
9 H 0.110      
10 H 0.106      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.508 -3.539 0.002 3.575
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.329 3.080 -0.003
y 3.080 -30.582 -0.003
z -0.003 -0.003 -32.231
Traceless
 xyz
x 9.078 3.080 -0.003
y 3.080 -3.302 -0.003
z -0.003 -0.003 -5.776
Polar
3z2-r2-11.552
x2-y28.253
xy3.080
xz-0.003
yz-0.003


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.166 0.799 -0.000
y 0.799 7.553 -0.000
z -0.000 -0.000 4.423


<r2> (average value of r2) Å2
<r2> 116.323
(<r2>)1/2 10.785