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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: wB97X-D/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 wB97X-D/3-21G*
 hartrees
Energy at 0K-282.764817
Energy at 298.15K-282.771668
HF Energy-282.764817
Nuclear repulsion energy177.929360
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 wB97X-D/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' 3605 3417 23.77      
2 A' 3509 3325 1.06      
3 A' 3113 2951 9.57      
4 A' 1833 1737 187.54      
5 A' 1750 1659 25.25      
6 A' 1506 1428 27.12      
7 A' 1420 1346 34.19      
8 A' 1356 1285 1.05      
9 A' 1160 1099 28.99      
10 A' 1124 1066 233.73      
11 A' 855 810 17.96      
12 A' 734 696 322.62      
13 A' 638 605 1.44      
14 A' 466 442 38.47      
15 A' 240 228 14.46      
16 A" 3601 3413 3.00      
17 A" 3157 2992 4.29      
18 A" 1401 1328 0.30      
19 A" 1225 1161 0.73      
20 A" 935 886 6.72      
21 A" 674 639 137.52      
22 A" 518 491 49.16      
23 A" 232 220 58.74      
24 A" 65 62 8.57      

Unscaled Zero Point Vibrational Energy (zpe) 17557.8 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 16641.3 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 wB97X-D/3-21G*
ABC
0.33572 0.12921 0.09645

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.545 0.000
O2 1.198 0.820 0.000
O3 -1.002 1.477 0.000
C4 -0.582 -0.847 0.000
N5 0.422 -1.900 0.000
H6 -0.587 2.370 0.000
H7 -1.233 -0.932 0.877
H8 -1.233 -0.932 -0.877
H9 1.013 -1.884 0.832
H10 1.013 -1.884 -0.832

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.22871.36831.50922.48111.91762.11462.11462.76012.7601
O21.22872.29552.43882.82832.36423.12213.12212.83482.8348
O31.36832.29552.36193.66480.98512.57402.57404.00594.0059
C41.50922.43882.36191.45483.21781.09541.09542.07652.0765
N52.48112.82833.66481.45484.38802.10852.10851.02101.0210
H61.91762.36420.98513.21784.38803.47753.47754.62084.6208
H72.11463.12212.57401.09542.10853.47751.75372.44012.9788
H82.11463.12212.57401.09542.10853.47751.75372.97882.4401
H92.76012.83484.00592.07651.02104.62082.44012.97881.6645
H102.76012.83484.00592.07651.02104.62082.97882.44011.6645

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 108.027 C1 C4 N5 113.653
C1 C4 H7 107.496 C1 C4 H8 107.496
O2 C1 O3 124.146 O2 C1 C4 125.620
O3 C1 C4 110.235 C4 N5 H9 112.843
C4 N5 H10 112.843 N5 C4 H7 110.754
N5 C4 H8 110.754 H7 C4 H8 106.349
H9 N5 H10 109.209
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.618      
2 O -0.498      
3 O -0.587      
4 C -0.353      
5 N -0.686      
6 H 0.384      
7 H 0.266      
8 H 0.266      
9 H 0.295      
10 H 0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.507 1.124 0.000 1.233
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.002 -2.888 0.000
y -2.888 -28.719 0.000
z 0.000 0.000 -26.474
Traceless
 xyz
x -4.406 -2.888 0.000
y -2.888 0.519 0.000
z 0.000 0.000 3.887
Polar
3z2-r27.774
x2-y2-3.283
xy-2.888
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.779 -0.395 0.000
y -0.395 4.698 0.000
z 0.000 0.000 3.155


<r2> (average value of r2) Å2
<r2> 118.483
(<r2>)1/2 10.885