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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-284.346477
Energy at 298.15K-284.353488
Nuclear repulsion energy179.880981
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 B1B95/cc-pVDZ
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' 3744 3599 57.43      
2 A' 3502 3367 0.92      
3 A' 3063 2944 17.01      
4 A' 1867 1794 276.82      
5 A' 1664 1600 15.35      
6 A' 1429 1374 17.22      
7 A' 1415 1360 38.20      
8 A' 1306 1255 12.18      
9 A' 1190 1144 118.21      
10 A' 1165 1120 151.60      
11 A' 974 936 134.57      
12 A' 849 816 62.63      
13 A' 640 615 10.51      
14 A' 467 449 32.44      
15 A' 261 251 8.13      
16 A" 3570 3431 2.21      
17 A" 3106 2986 7.77      
18 A" 1383 1329 0.75      
19 A" 1173 1128 1.29      
20 A" 921 886 4.13      
21 A" 674 648 89.98      
22 A" 513 493 32.35      
23 A" 259 249 45.21      
24 A" 75 72 3.76      

Unscaled Zero Point Vibrational Energy (zpe) 17605.2 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 16922.1 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 B1B95/cc-pVDZ
ABC
0.34792 0.13105 0.09834

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.544 0.000
O2 1.181 0.791 0.000
O3 -0.948 1.499 0.000
C4 -0.590 -0.849 0.000
N5 0.380 -1.916 0.000
H6 -0.471 2.346 0.000
H7 -1.255 -0.931 0.874
H8 -1.255 -0.931 -0.874
H9 0.998 -1.784 0.801
H10 0.998 -1.784 -0.801

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.20671.34561.51292.48941.86222.12492.12492.65732.6573
O21.20672.24412.41352.82292.26893.10843.10842.70322.7032
O31.34562.24412.37523.66410.97222.60092.60093.90013.9001
C41.51292.41352.37521.44173.19711.10121.10122.00952.0095
N52.48942.82293.66411.44174.34602.09872.09871.02051.0205
H61.86222.26890.97223.19714.34603.48123.48124.45644.4564
H72.12493.10842.60091.10122.09873.48121.74832.40972.9340
H82.12493.10842.60091.10122.09873.48121.74832.93402.4097
H92.65732.70323.90012.00951.02054.45642.40972.93401.6024
H102.65732.70323.90012.00951.02054.45642.93402.40971.6024

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 105.791 C1 C4 N5 114.798
C1 C4 H7 107.707 C1 C4 H8 107.707
O2 C1 O3 123.015 O2 C1 C4 124.728
O3 C1 C4 112.257 C4 N5 H9 108.180
C4 N5 H10 108.180 N5 C4 H7 110.521
N5 C4 H8 110.521 H7 C4 H8 105.081
H9 N5 H10 103.462
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.123      
2 O -0.251      
3 O -0.177      
4 C 0.019      
5 N -0.182      
6 H 0.161      
7 H 0.065      
8 H 0.065      
9 H 0.089      
10 H 0.089      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.716 0.998 0.000 1.228
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.592 -2.192 0.000
y -2.192 -29.069 0.000
z 0.000 0.000 -26.911
Traceless
 xyz
x -3.602 -2.192 0.000
y -2.192 0.182 0.000
z 0.000 0.000 3.420
Polar
3z2-r26.840
x2-y2-2.523
xy-2.192
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.477 -0.299 0.000
y -0.299 5.667 0.000
z 0.000 0.000 3.816


<r2> (average value of r2) Å2
<r2> 116.241
(<r2>)1/2 10.781