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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-280.616698
Energy at 298.15K-280.623000
Nuclear repulsion energy172.817039
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/STO-3G
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 3680 3284 19.38      
2 A 3648 3256 11.32      
3 A 3470 3096 9.03      
4 A 3429 3060 0.02      
5 A 3321 2964 2.02      
6 A 1870 1668 59.42      
7 A 1861 1661 5.69      
8 A 1623 1448 4.33      
9 A 1503 1341 1.08      
10 A 1477 1318 9.25      
11 A 1409 1258 4.41      
12 A 1247 1113 52.54      
13 A 1231 1098 24.04      
14 A 1179 1053 70.18      
15 A 990 883 67.30      
16 A 933 832 0.34      
17 A 839 749 22.80      
18 A 635 566 66.40      
19 A 583 521 8.74      
20 A 500 447 12.90      
21 A 410 366 22.90      
22 A 230 206 22.78      
23 A 171 153 32.38      
24 A 25 22 5.52      

Unscaled Zero Point Vibrational Energy (zpe) 18131.7 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 16180.7 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/STO-3G
ABC
0.31626 0.12168 0.09092

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.546 0.114 0.019
O2 -0.583 1.366 0.032
O3 -1.712 -0.697 -0.055
C4 0.755 -0.778 0.086
N5 2.035 0.019 -0.049
H6 -2.464 0.007 -0.081
H7 0.768 -1.308 1.059
H8 0.714 -1.541 -0.715
H9 1.902 0.834 0.622
H10 1.943 0.506 -0.989

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.25231.42251.57892.58421.92312.19802.20602.62222.7143
O21.25232.35362.52742.94532.32343.16693.26922.60872.8568
O31.42252.35362.47233.81541.02992.78692.65233.98343.9601
C41.57892.52742.47231.51453.31681.10801.10652.05002.0539
N52.58422.94533.81541.51454.49912.14352.14961.06361.0631
H61.92312.32341.02993.31684.49913.67063.59104.49884.5269
H72.19803.16692.78691.10802.14353.67061.78972.46302.9779
H82.20603.26922.65231.10652.14963.59101.78972.97252.4032
H92.62222.60873.98342.05001.06364.49882.46302.97251.6442
H102.71432.85683.96012.05391.06314.52692.97792.40321.6442

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 102.095 C1 C4 N5 113.298
C1 C4 H7 108.508 C1 C4 H8 109.201
O2 C1 O3 123.144 O2 C1 C4 126.045
O3 C1 C4 110.811 C4 N5 H9 103.962
C4 N5 H10 104.285 N5 C4 H7 108.649
N5 C4 H8 109.209 H7 C4 H8 107.832
H9 N5 H10 101.268
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.194      
2 O -0.227      
3 O -0.217      
4 C -0.089      
5 N -0.358      
6 H 0.198      
7 H 0.093      
8 H 0.093      
9 H 0.158      
10 H 0.154      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.598 0.219 -0.243 1.631
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.832 1.089 -0.404
y 1.089 -29.309 -0.149
z -0.404 -0.149 -25.083
Traceless
 xyz
x -1.636 1.089 -0.404
y 1.089 -2.351 -0.149
z -0.404 -0.149 3.987
Polar
3z2-r27.974
x2-y20.477
xy1.089
xz-0.404
yz-0.149


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.730 0.236 0.003
y 0.236 3.307 0.026
z 0.003 0.026 1.971


<r2> (average value of r2) Å2
<r2> 122.930
(<r2>)1/2 11.087