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All results from a given calculation for CH2CHCONH2 (Acrylamide)

using model chemistry: PBEPBE/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-247.015366
Energy at 298.15K-247.020841
Nuclear repulsion energy161.559892
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3624 3603 28.94      
2 A 3480 3460 27.60      
3 A 3190 3171 1.76      
4 A 3087 3069 12.60      
5 A 3074 3056 9.66      
6 A 1734 1724 193.84      
7 A 1649 1640 24.22      
8 A 1533 1524 113.59      
9 A 1370 1362 93.17      
10 A 1308 1301 21.61      
11 A 1236 1229 47.02      
12 A 1070 1064 2.23      
13 A 991 985 1.83      
14 A 980 975 24.55      
15 A 944 939 8.78      
16 A 797 793 6.86      
17 A 790 785 13.15      
18 A 608 605 9.71      
19 A 589 586 4.78      
20 A 457 455 10.02      
21 A 448 445 5.64      
22 A 266 265 6.79      
23 A 177 176 142.59      
24 A 124 123 36.56      

Unscaled Zero Point Vibrational Energy (zpe) 16763.5 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 16666.2 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/cc-pVDZ
ABC
0.35050 0.13955 0.09985

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.800 -0.661 -0.010
C2 0.477 0.129 -0.003
N3 1.619 -0.640 -0.026
O4 0.511 1.362 -0.001
C5 -1.984 -0.027 0.009
H6 -0.745 -1.762 -0.032
H7 2.513 -0.159 0.080
H8 1.591 -1.647 0.129
H9 -1.997 1.074 0.027
H10 -2.939 -0.572 0.005

Atom - Atom Distances (Å)
  C1 C2 N3 O4 C5 H6 H7 H8 H9 H10
C11.50102.41872.41041.34381.10353.35122.59042.10862.1410
C21.50101.37711.23372.46632.25222.05762.10112.64893.4869
N32.41871.37712.28863.65532.61691.02061.01914.00264.5582
O42.41041.23372.28862.85613.36802.51523.20012.52523.9553
C51.34382.46633.65532.85612.13314.49963.92781.10141.0992
H61.10352.25222.61693.36802.13313.63282.34513.10152.4959
H73.35122.05761.02062.51524.49963.63281.75104.67595.4675
H82.59042.10111.01913.20013.92782.34511.75104.50534.6576
H92.10862.64894.00262.52521.10143.10154.67594.50531.8968
H102.14103.48694.55823.95531.09922.49595.46754.65761.8968

picture of Acrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 114.285 C1 C2 O4 123.330
C1 C5 H9 118.828 C1 C5 H10 122.099
C2 C1 C5 120.110 C2 C1 H6 118.911
C2 N3 H7 117.450 C2 N3 H8 121.815
N3 C2 O4 122.372 C5 C1 H6 120.978
H7 N3 H8 118.292 H9 C5 H10 119.073
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.099      
2 C 0.103      
3 N -0.073      
4 O -0.235      
5 C 0.055      
6 H -0.014      
7 H 0.099      
8 H 0.092      
9 H 0.041      
10 H 0.031      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.679 -3.300 0.352 3.387
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.098 -2.836 0.736
y -2.836 -29.816 -0.378
z 0.736 -0.378 -31.366
Traceless
 xyz
x 8.493 -2.836 0.736
y -2.836 -3.084 -0.378
z 0.736 -0.378 -5.409
Polar
3z2-r2-10.818
x2-y27.718
xy-2.836
xz0.736
yz-0.378


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.465 -0.828 0.008
y -0.828 6.857 0.011
z 0.008 0.011 2.854


<r2> (average value of r2) Å2
<r2> 116.425
(<r2>)1/2 10.790