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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B1B95/cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-284.435130
Energy at 298.15K-284.442009
Nuclear repulsion energy180.176027
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-pVTZ
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 3776 3614 58.29      
2 A 3596 3442 4.17      
3 A 3524 3373 1.70      
4 A 3096 2964 6.31      
5 A 3061 2929 17.64      
6 A 1849 1770 284.44      
7 A 1674 1602 18.84      
8 A 1451 1389 15.05      
9 A 1408 1348 31.83      
10 A 1384 1324 0.10      
11 A 1309 1253 14.91      
12 A 1181 1131 2.01      
13 A 1175 1125 92.68      
14 A 1145 1096 185.92      
15 A 932 892 119.03      
16 A 916 877 4.05      
17 A 833 798 94.45      
18 A 659 631 88.05      
19 A 639 611 7.14      
20 A 508 486 31.41      
21 A 463 443 32.21      
22 A 253 242 10.32      
23 A 197 189 40.52      
24 A 68 65 8.41      

Unscaled Zero Point Vibrational Energy (zpe) 17549.1 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 16796.2 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-pVTZ
ABC
0.34960 0.13083 0.09834

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.536 0.108 0.000
O2 -0.566 1.308 0.001
O3 -1.646 -0.652 -0.001
C4 0.720 -0.732 0.002
N5 1.953 0.011 -0.001
H6 -2.398 -0.047 -0.002
H7 0.677 -1.389 0.872
H8 0.676 -1.395 -0.863
H9 1.977 0.630 0.799
H10 1.979 0.619 -0.808

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.20041.34471.51162.49141.86842.11502.11562.68782.6913
O21.20042.23792.41172.83322.27903.09483.09782.74952.7578
O31.34472.23792.36723.65940.96592.58842.58573.92463.9251
C41.51162.41172.36721.43963.19301.09111.09112.01682.0169
N52.49142.83323.65941.43964.35192.08612.08621.01131.0113
H61.86842.27900.96593.19304.35193.46723.46604.49854.5007
H72.11503.09482.58841.09112.08613.46721.73542.40212.9247
H82.11563.09782.58571.09112.08623.46601.73542.92472.3998
H92.68782.74953.92462.01681.01134.49852.40212.92471.6073
H102.69132.75783.92512.01691.01134.50072.92472.39981.6073

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 106.772 C1 C4 N5 115.150
C1 C4 H7 107.605 C1 C4 H8 107.655
O2 C1 O3 123.019 O2 C1 C4 125.169
O3 C1 C4 111.812 C4 N5 H9 109.510
C4 N5 H10 109.514 N5 C4 H7 110.276
N5 C4 H8 110.294 H7 C4 H8 105.360
H9 N5 H10 105.245
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.263      
2 O -0.307      
3 O -0.255      
4 C -0.183      
5 N -0.327      
6 H 0.225      
7 H 0.140      
8 H 0.140      
9 H 0.152      
10 H 0.152      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.008 -0.648 -0.007 1.198
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.595 1.760 -0.021
y 1.760 -33.009 0.002
z -0.021 0.002 -27.119
Traceless
 xyz
x 1.469 1.760 -0.021
y 1.760 -5.152 0.002
z -0.021 0.002 3.683
Polar
3z2-r27.366
x2-y24.414
xy1.760
xz-0.021
yz0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.531 0.185 -0.000
y 0.185 5.980 -0.000
z -0.000 -0.000 4.393


<r2> (average value of r2) Å2
<r2> 116.563
(<r2>)1/2 10.796