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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B3PW91/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 B3PW91/cc-pVDZ
 hartrees
Energy at 0K-284.345519
Energy at 298.15K-284.352456
Nuclear repulsion energy179.305801
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 B3PW91/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' 3730 3600 55.13      
2 A' 3490 3368 0.96      
3 A' 3051 2945 17.33      
4 A' 1854 1789 274.50      
5 A' 1664 1606 15.49      
6 A' 1430 1380 14.19      
7 A' 1409 1360 34.67      
8 A' 1306 1261 10.61      
9 A' 1185 1144 112.66      
10 A' 1156 1115 161.78      
11 A' 958 925 132.02      
12 A' 841 812 69.48      
13 A' 639 617 9.18      
14 A' 467 450 31.35      
15 A' 257 248 9.29      
16 A" 3560 3435 2.42      
17 A" 3094 2986 7.82      
18 A" 1382 1334 0.61      
19 A" 1174 1133 1.22      
20 A" 921 889 4.49      
21 A" 671 648 88.53      
22 A" 513 495 33.27      
23 A" 233 225 43.64      
24 A" 62 59 5.69      

Unscaled Zero Point Vibrational Energy (zpe) 17523.8 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 16910.4 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 B3PW91/cc-pVDZ
ABC
0.34573 0.12988 0.09752

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.548 0.000
O2 1.180 0.811 0.000
O3 -0.963 1.494 0.000
C4 -0.581 -0.854 0.000
N5 0.389 -1.924 0.000
H6 -0.496 2.348 0.000
H7 -1.247 -0.939 0.876
H8 -1.247 -0.939 -0.876
H9 1.008 -1.801 0.804
H10 1.008 -1.801 -0.804

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.20881.34951.51782.50301.86732.12962.12962.67992.6799
O21.20882.24902.42342.84722.27443.11793.11792.73852.7385
O31.34952.24902.37863.67580.97382.60142.60143.92263.9226
C41.51782.42342.37861.44473.20351.10361.10362.01702.0170
N52.50302.84723.67581.44474.36352.10132.10131.02191.0219
H61.86732.27440.97383.20354.36353.48423.48424.48634.4863
H72.12963.11792.60141.10362.10133.48421.75132.41522.9411
H82.12963.11792.60141.10362.10133.48421.75132.94112.4152
H92.67992.73853.92262.01701.02194.48632.41522.94111.6083
H102.67992.73853.92262.01701.02194.48632.94112.41521.6083

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 105.836 C1 C4 N5 115.298
C1 C4 H7 107.610 C1 C4 H8 107.610
O2 C1 O3 122.969 O2 C1 C4 125.059
O3 C1 C4 111.972 C4 N5 H9 108.494
C4 N5 H10 108.494 N5 C4 H7 110.378
N5 C4 H8 110.378 H7 C4 H8 105.014
H9 N5 H10 103.795
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.133      
2 O -0.256      
3 O -0.182      
4 C -0.004      
5 N -0.198      
6 H 0.163      
7 H 0.076      
8 H 0.076      
9 H 0.095      
10 H 0.095      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.720 0.958 0.000 1.198
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.606 -2.359 0.000
y -2.359 -29.067 0.000
z 0.000 0.000 -26.903
Traceless
 xyz
x -3.621 -2.359 0.000
y -2.359 0.188 0.000
z 0.000 0.000 3.434
Polar
3z2-r26.867
x2-y2-2.539
xy-2.359
xz0.000
yz0.000


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> 0.000
(<r2>)1/2 0.000