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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: B3LYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-247.392463
Energy at 298.15K-247.398079
HF Energy-247.392463
Nuclear repulsion energy162.868394
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 B3LYP/TZVP
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 3725 3596 41.62      
2 A 3592 3467 50.07      
3 A 3241 3129 1.88      
4 A 3155 3046 11.47      
5 A 3145 3036 7.91      
6 A 1761 1700 263.95      
7 A 1689 1631 50.81      
8 A 1624 1568 119.05      
9 A 1444 1394 77.62      
10 A 1357 1310 45.66      
11 A 1290 1246 121.33      
12 A 1115 1076 2.88      
13 A 1040 1004 5.90      
14 A 1017 981 49.35      
15 A 1004 969 5.21      
16 A 816 788 20.53      
17 A 811 783 6.17      
18 A 620 599 8.33      
19 A 609 588 3.00      
20 A 470 454 4.71      
21 A 467 451 11.53      
22 A 279 269 7.35      
23 A 204 196 199.27      
24 A 110 106 15.57      

Unscaled Zero Point Vibrational Energy (zpe) 17291.3 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 16693.0 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 B3LYP/TZVP
ABC
0.35813 0.14058 0.10095

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.804 -0.645 -0.014
C2 -0.480 0.133 -0.016
N3 -1.606 -0.642 0.023
O4 -0.522 1.349 -0.007
C5 1.979 -0.026 0.011
H6 0.745 -1.729 -0.037
H7 -2.503 -0.184 0.018
H8 -1.577 -1.644 -0.036
H9 2.025 1.056 0.034
H10 2.912 -0.575 0.027

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.50102.40992.39441.32811.08603.33872.58182.09432.1099
C21.50101.36751.21652.46412.22892.04802.08892.67003.4655
N32.40991.36752.26683.63722.59051.00701.00494.00824.5184
O42.39441.21652.26682.85433.32862.50483.17392.56433.9368
C51.32812.46413.63722.85432.10334.48453.90651.08361.0828
H61.08602.22892.59053.32862.10333.59672.32283.06592.4561
H73.33872.04801.00702.50484.48453.59671.73034.69475.4291
H82.58182.08891.00493.17393.90652.32281.73034.50214.6146
H92.09432.67004.00822.56431.08363.06594.69474.50211.8569
H102.10993.46554.51843.93681.08282.45615.42914.61461.8569

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.227 C1 C2 O4 123.208
C1 C5 H9 120.210 C1 C5 H10 121.794
C2 C1 C5 121.023 C2 C1 H6 118.094
C2 N3 H7 118.402 C2 N3 H8 122.670
N3 C2 O4 122.522 C5 C1 H6 120.882
H7 N3 H8 118.632 H9 C5 H10 117.986
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.167      
2 C 0.260      
3 N -0.393      
4 O -0.358      
5 C -0.222      
6 H 0.122      
7 H 0.246      
8 H 0.239      
9 H 0.151      
10 H 0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.325 -3.694 -0.000 3.709
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.263 -3.157 -0.002
y -3.157 -30.902 0.002
z -0.002 0.002 -32.409
Traceless
 xyz
x 9.392 -3.157 -0.002
y -3.157 -3.566 0.002
z -0.002 0.002 -5.827
Polar
3z2-r2-11.653
x2-y28.639
xy-3.157
xz-0.002
yz0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.351 -0.887 -0.000
y -0.887 7.081 0.000
z -0.000 0.000 4.034


<r2> (average value of r2) Å2
<r2> 115.787
(<r2>)1/2 10.760