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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-282.763798
Energy at 298.15K-282.770398
Nuclear repulsion energy175.218687
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 BLYP/3-21G
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 3339 3320 1.58      
2 A 3270 3252 0.54      
3 A 3256 3238 1.69      
4 A 3026 3010 8.31      
5 A 2992 2975 12.30      
6 A 1703 1694 149.50      
7 A 1697 1687 3.22      
8 A 1466 1458 19.96      
9 A 1368 1361 1.31      
10 A 1337 1329 14.14      
11 A 1291 1284 2.62      
12 A 1185 1178 0.58      
13 A 1092 1086 24.23      
14 A 1019 1013 187.94      
15 A 897 892 1.80      
16 A 792 787 55.35      
17 A 739 735 205.66      
18 A 650 646 100.83      
19 A 595 591 5.54      
20 A 492 489 47.23      
21 A 430 428 33.33      
22 A 226 225 12.20      
23 A 204 202 46.86      
24 A 41 40 13.52      

Unscaled Zero Point Vibrational Energy (zpe) 16551.3 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 16460.3 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 BLYP/3-21G
ABC
0.32437 0.12559 0.09352

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.536 0.124 -0.000
O2 -0.564 1.362 -0.000
O3 -1.686 -0.677 0.001
C4 0.723 -0.765 -0.001
N5 1.994 0.002 0.000
H6 -2.485 -0.053 0.001
H7 0.682 -1.421 0.883
H8 0.682 -1.419 -0.888
H9 2.024 0.616 0.835
H10 2.020 0.625 -0.829

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.23761.40181.54182.53291.95692.15732.15702.73752.7332
O21.23762.32722.48582.89692.38593.17473.17342.81992.8117
O31.40182.32722.41133.74211.01352.63472.63574.01684.0147
C41.54182.48582.41131.48373.28641.10251.10262.07302.0728
N52.53292.89693.74211.48374.47922.12762.12781.03731.0373
H61.95692.38591.01353.28644.47923.56093.56134.63424.6305
H72.15733.17472.63471.10252.12763.56091.77132.44012.9848
H82.15703.17342.63571.10262.12783.56131.77132.98512.4435
H92.73752.81994.01682.07301.03734.63422.44012.98511.6642
H102.73322.81174.01472.07281.03734.63052.98482.44351.6642

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 107.145 C1 C4 N5 113.680
C1 C4 H7 108.189 C1 C4 H8 108.165
O2 C1 O3 123.583 O2 C1 C4 126.504
O3 C1 C4 109.913 C4 N5 H9 109.358
C4 N5 H10 109.340 N5 C4 H7 109.833
N5 C4 H8 109.846 H7 C4 H8 106.886
H9 N5 H10 106.679
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.524      
2 O -0.444      
3 O -0.497      
4 C -0.301      
5 N -0.583      
6 H 0.339      
7 H 0.226      
8 H 0.226      
9 H 0.255      
10 H 0.255      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.273 -0.106 -0.003 1.278
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.670 1.775 -0.006
y 1.775 -32.734 -0.002
z -0.006 -0.002 -26.971
Traceless
 xyz
x 1.183 1.775 -0.006
y 1.775 -4.914 -0.002
z -0.006 -0.002 3.731
Polar
3z2-r27.462
x2-y24.065
xy1.775
xz-0.006
yz-0.002


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


<r2> (average value of r2) Å2
<r2> 121.527
(<r2>)1/2 11.024