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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-284.103140
Energy at 298.15K-284.109939
Nuclear repulsion energy177.794624
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 PBEPBEultrafine/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' 3549 3490 21.45      
2 A' 3380 3324 0.22      
3 A' 2988 2939 16.64      
4 A' 1790 1761 227.42      
5 A' 1668 1641 17.92      
6 A' 1433 1409 13.36      
7 A' 1368 1346 18.71      
8 A' 1285 1263 8.14      
9 A' 1155 1136 64.07      
10 A' 1112 1093 189.35      
11 A' 939 923 169.98      
12 A' 811 798 58.73      
13 A' 616 605 7.71      
14 A' 449 441 33.70      
15 A' 251 247 9.37      
16 A" 3460 3403 0.19      
17 A" 3028 2978 8.25      
18 A" 1366 1344 0.58      
19 A" 1156 1137 0.70      
20 A" 900 886 2.89      
21 A" 673 662 95.41      
22 A" 498 489 32.14      
23 A" 226 222 49.72      
24 A" 56 55 6.52      

Unscaled Zero Point Vibrational Energy (zpe) 17077.4 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 16795.6 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 PBEPBEultrafine/6-31G*
ABC
0.33866 0.12798 0.09592

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.552 0.000
O2 1.193 0.818 0.000
O3 -0.977 1.505 0.000
C4 -0.585 -0.861 0.000
N5 0.394 -1.937 0.000
H6 -0.497 2.366 0.000
H7 -1.249 -0.957 0.879
H8 -1.249 -0.957 -0.879
H9 1.013 -1.807 0.810
H10 1.013 -1.807 -0.810

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.22181.36501.52982.52041.88092.14722.14722.69172.6917
O21.22182.27622.44552.86832.29193.14393.14392.75212.7521
O31.36502.27622.39833.70540.98612.62822.62823.94773.9477
C41.52982.44552.39831.45533.22851.10581.10582.02632.0263
N52.52042.86833.70541.45534.39482.10602.10601.02781.0278
H61.88092.29190.98613.22854.39483.51873.51874.51094.5109
H72.14723.14392.62821.10582.10603.51871.75882.41772.9486
H82.14723.14392.62821.10582.10603.51871.75882.94862.4177
H92.69172.75213.94772.02631.02784.51092.41772.94861.6197
H102.69172.75213.94772.02631.02784.51092.94862.41771.6197

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 105.123 C1 C4 N5 115.180
C1 C4 H7 108.037 C1 C4 H8 108.037
O2 C1 O3 123.176 O2 C1 C4 125.060
O3 C1 C4 111.765 C4 N5 H9 108.144
C4 N5 H10 108.144 N5 C4 H7 109.876
N5 C4 H8 109.876 H7 C4 H8 105.358
H9 N5 H10 103.991
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.489      
2 O -0.428      
3 O -0.522      
4 C -0.283      
5 N -0.665      
6 H 0.400      
7 H 0.197      
8 H 0.197      
9 H 0.308      
10 H 0.308      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.588 1.138 0.000 1.281
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.628 -2.376 0.000
y -2.376 -29.705 0.000
z 0.000 0.000 -27.039
Traceless
 xyz
x -3.257 -2.376 0.000
y -2.376 -0.371 0.000
z 0.000 0.000 3.628
Polar
3z2-r27.256
x2-y2-1.923
xy-2.376
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.606 -0.371 0.000
y -0.371 5.962 0.000
z 0.000 0.000 3.825


<r2> (average value of r2) Å2
<r2> 118.819
(<r2>)1/2 10.900