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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-284.312663
Energy at 298.15K-284.319596
Nuclear repulsion energy179.932235
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 B1B95/6-31G*
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' 3747 3557 50.84      
2 A' 3526 3348 0.86      
3 A' 3090 2934 15.67      
4 A' 1889 1793 273.27      
5 A' 1719 1632 22.31      
6 A' 1483 1408 13.51      
7 A' 1441 1368 36.79      
8 A' 1335 1267 12.58      
9 A' 1203 1142 168.51      
10 A' 1173 1114 105.83      
11 A' 970 920 164.23      
12 A' 850 807 79.37      
13 A' 643 611 9.70      
14 A' 467 443 36.40      
15 A' 257 244 10.23      
16 A" 3608 3425 2.04      
17 A" 3133 2974 7.81      
18 A" 1405 1334 0.36      
19 A" 1194 1134 1.12      
20 A" 931 884 4.28      
21 A" 686 651 110.23      
22 A" 515 489 32.40      
23 A" 232 220 54.34      
24 A" 64 61 6.69      

Unscaled Zero Point Vibrational Energy (zpe) 17780.0 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 16878.6 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 B1B95/6-31G*
ABC
0.34783 0.13100 0.09831

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.546 0.000
O2 1.180 0.798 0.000
O3 -0.953 1.495 0.000
C4 -0.588 -0.850 0.000
N5 0.385 -1.912 0.000
H6 -0.487 2.348 0.000
H7 -1.244 -0.940 0.871
H8 -1.244 -0.940 -0.871
H9 0.995 -1.801 0.804
H10 0.995 -1.801 -0.804

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.20611.34461.51482.48891.86612.12492.12492.67292.6729
O21.20612.24382.41602.82412.27643.10673.10672.72612.7261
O31.34462.24382.37303.66090.97152.60222.60223.91173.9117
C41.51482.41602.37301.44103.19901.09451.09452.01372.0137
N52.48892.82413.66091.44104.34872.08812.08811.01531.0153
H61.86612.27640.97153.19904.34873.48413.48414.47794.4779
H72.12493.10672.60221.09452.08813.48411.74222.39952.9258
H82.12493.10672.60221.09452.08813.48411.74222.92582.3995
H92.67292.72613.91172.01371.01534.47792.39952.92581.6088
H102.67292.72613.91172.01371.01534.47792.92582.39951.6088

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 106.232 C1 C4 N5 114.696
C1 C4 H7 107.970 C1 C4 H8 107.970
O2 C1 O3 123.112 O2 C1 C4 124.847
O3 C1 C4 112.041 C4 N5 H9 108.901
C4 N5 H10 108.901 N5 C4 H7 110.141
N5 C4 H8 110.141 H7 C4 H8 105.488
H9 N5 H10 104.797
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.545      
2 O -0.464      
3 O -0.573      
4 C -0.277      
5 N -0.710      
6 H 0.425      
7 H 0.205      
8 H 0.205      
9 H 0.322      
10 H 0.322      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.654 1.151 0.000 1.324
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.712 -2.361 0.000
y -2.361 -29.466 0.000
z 0.000 0.000 -26.769
Traceless
 xyz
x -3.595 -2.361 0.000
y -2.361 -0.226 0.000
z 0.000 0.000 3.820
Polar
3z2-r27.641
x2-y2-2.246
xy-2.361
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.347 -0.310 0.000
y -0.310 5.418 0.000
z 0.000 0.000 3.701


<r2> (average value of r2) Å2
<r2> 116.402
(<r2>)1/2 10.789