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All results from a given calculation for H2NCH2COOH (Glycine)

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-284.129866
Energy at 298.15K-284.136656
Nuclear repulsion energy177.932146
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' 3567 3547 28.48      
2 A' 3370 3351 0.37      
3 A' 2970 2953 17.80      
4 A' 1779 1769 234.85      
5 A' 1615 1606 12.92      
6 A' 1379 1371 10.97      
7 A' 1350 1342 25.69      
8 A' 1259 1252 7.41      
9 A' 1148 1142 44.12      
10 A' 1107 1100 207.75      
11 A' 932 927 132.09      
12 A' 811 806 57.72      
13 A' 614 611 7.89      
14 A' 450 447 31.03      
15 A' 250 249 8.91      
16 A" 3437 3417 0.36      
17 A" 3010 2993 8.05      
18 A" 1343 1335 1.00      
19 A" 1135 1129 0.70      
20 A" 889 884 3.18      
21 A" 663 659 78.86      
22 A" 497 494 30.37      
23 A" 219 218 39.71      
24 A" 48 48 6.24      

Unscaled Zero Point Vibrational Energy (zpe) 16920.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 16822.8 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/cc-pVDZ
ABC
0.33923 0.12833 0.09617

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.550 0.000
O2 1.193 0.812 0.000
O3 -0.973 1.505 0.000
C4 -0.586 -0.860 0.000
N5 0.390 -1.938 0.000
H6 -0.485 2.361 0.000
H7 -1.258 -0.947 0.882
H8 -1.258 -0.947 -0.882
H9 1.017 -1.793 0.807
H10 1.017 -1.793 -0.807

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.22101.36361.52692.51831.87492.14502.14502.67862.6786
O21.22102.27412.44092.86462.28353.14263.14262.73262.7326
O31.36362.27412.39653.70310.98552.62132.62133.93563.9356
C41.52692.44092.39651.45423.22261.11201.11202.02252.0225
N52.51832.86463.70311.45424.38722.11532.11531.03191.0319
H61.87492.28350.98553.22264.38723.50983.50984.49044.4904
H72.14503.14262.62131.11202.11533.50981.76352.42812.9565
H82.14503.14262.62131.11202.11533.50981.76352.95652.4281
H92.67862.73263.93562.02251.03194.49042.42812.95651.6133
H102.67862.73263.93562.02251.03194.49042.95652.42811.6133

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 104.761 C1 C4 N5 115.277
C1 C4 H7 107.712 C1 C4 H8 107.712
O2 C1 O3 123.158 O2 C1 C4 124.951
O3 C1 C4 111.890 C4 N5 H9 107.678
C4 N5 H10 107.678 N5 C4 H7 110.331
N5 C4 H8 110.331 H7 C4 H8 104.925
H9 N5 H10 102.845
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 0.081      
2 O -0.219      
3 O -0.146      
4 C -0.003      
5 N -0.154      
6 H 0.149      
7 H 0.064      
8 H 0.064      
9 H 0.082      
10 H 0.082      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.657 0.982 0.000 1.181
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.585 -2.245 0.000
y -2.245 -29.283 0.000
z 0.000 0.000 -27.221
Traceless
 xyz
x -3.333 -2.245 0.000
y -2.245 0.120 0.000
z 0.000 0.000 3.213
Polar
3z2-r26.427
x2-y2-2.302
xy-2.245
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.742 -0.366 0.000
y -0.366 6.210 0.000
z 0.000 0.000 3.958


<r2> (average value of r2) Å2
<r2> 118.479
(<r2>)1/2 10.885