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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: M06-2X/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 M06-2X/3-21G*
 hartrees
Energy at 0K-282.717509
Energy at 298.15K-282.724332
HF Energy-282.717509
Nuclear repulsion energy177.929755
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 M06-2X/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' 3541 3354 28.26      
2 A' 3467 3284 1.84      
3 A' 3077 2915 6.10      
4 A' 1846 1748 190.64      
5 A' 1734 1642 24.76      
6 A' 1504 1425 22.54      
7 A' 1420 1345 43.27      
8 A' 1346 1275 0.71      
9 A' 1155 1094 51.89      
10 A' 1130 1070 205.87      
11 A' 866 820 20.46      
12 A' 752 712 306.72      
13 A' 645 611 2.58      
14 A' 467 442 40.65      
15 A' 247 234 13.74      
16 A" 3561 3373 3.97      
17 A" 3116 2952 1.87      
18 A" 1392 1319 0.46      
19 A" 1212 1148 0.97      
20 A" 933 883 5.73      
21 A" 667 632 146.78      
22 A" 514 487 43.87      
23 A" 225 213 52.73      
24 A" 48 45 15.53      

Unscaled Zero Point Vibrational Energy (zpe) 17432.1 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 16511.7 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 M06-2X/3-21G*
ABC
0.33587 0.12971 0.09675

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.541 0.000
O2 1.188 0.820 0.000
O3 -0.996 1.485 0.000
C4 -0.590 -0.859 0.000
N5 0.432 -1.902 0.000
H6 -0.597 2.396 0.000
H7 -1.235 -0.955 0.879
H8 -1.235 -0.955 -0.879
H9 1.023 -1.853 0.834
H10 1.023 -1.853 -0.834

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.22051.37231.51912.48141.94792.13012.13012.73382.7338
O21.22052.28362.44512.82512.38103.12993.12992.80482.8048
O31.37232.28362.37863.67610.99432.60452.60453.98933.9893
C41.51912.44512.37861.46063.25411.09451.09452.06972.0697
N52.48142.82513.67611.46064.41912.10942.10941.02271.0227
H61.94792.38100.99433.25414.41913.52223.52224.62264.6226
H72.13013.12992.60451.09452.10943.52221.75712.43052.9726
H82.13013.12992.60451.09452.10943.52221.75712.97262.4305
H92.73382.80483.98932.06971.02274.62262.43052.97261.6670
H102.73382.80483.98932.06971.02274.62262.97262.43051.6670

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 109.755 C1 C4 N5 112.755
C1 C4 H7 108.073 C1 C4 H8 108.073
O2 C1 O3 123.360 O2 C1 C4 126.037
O3 C1 C4 110.603 C4 N5 H9 111.700
C4 N5 H10 111.700 N5 C4 H7 110.470
N5 C4 H8 110.470 H7 C4 H8 106.775
H9 N5 H10 109.177
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.613      
2 O -0.494      
3 O -0.595      
4 C -0.323      
5 N -0.672      
6 H 0.383      
7 H 0.255      
8 H 0.255      
9 H 0.288      
10 H 0.288      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.495 1.160 0.000 1.261
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.407 -2.564 0.000
y -2.564 -29.241 0.000
z 0.000 0.000 -26.792
Traceless
 xyz
x -4.390 -2.564 0.000
y -2.564 0.358 0.000
z 0.000 0.000 4.032
Polar
3z2-r28.064
x2-y2-3.166
xy-2.564
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.811 -0.416 0.000
y -0.416 4.719 0.000
z 0.000 0.000 3.152


<r2> (average value of r2) Å2
<r2> 118.437
(<r2>)1/2 10.883