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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B3LYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-284.548535
Energy at 298.15K-284.555404
Nuclear repulsion energy179.138216
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 B3LYP/6-311+G(3df,2p)
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' 3753 3629 58.51      
2 A' 3510 3395 2.57      
3 A' 3035 2935 17.78      
4 A' 1816 1756 298.86      
5 A' 1674 1619 20.34      
6 A' 1460 1412 16.13      
7 A' 1394 1348 13.17      
8 A' 1306 1263 13.76      
9 A' 1160 1121 97.96      
10 A' 1122 1085 206.46      
11 A' 904 874 109.47      
12 A' 815 788 94.79      
13 A' 637 616 5.43      
14 A' 464 449 29.44      
15 A' 257 249 10.26      
16 A" 3579 3461 7.01      
17 A" 3067 2965 6.01      
18 A" 1383 1337 0.01      
19 A" 1184 1145 1.33      
20 A" 918 888 3.50      
21 A" 655 633 90.48      
22 A" 510 493 30.34      
23 A" 214 207 43.79      
24 A" 59 57 4.98      

Unscaled Zero Point Vibrational Energy (zpe) 17437.9 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 16862.4 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 B3LYP/6-311+G(3df,2p)
ABC
0.34647 0.12853 0.09682

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.555 0.000
O2 1.166 0.847 0.000
O3 -0.989 1.477 0.000
C4 -0.561 -0.861 0.000
N5 0.416 -1.926 0.000
H6 -0.572 2.350 0.000
H7 -1.216 -0.954 0.870
H8 -1.216 -0.954 -0.870
H9 1.020 -1.859 0.810
H10 1.020 -1.859 -0.810

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.20221.35181.52262.51591.88442.12372.12372.74262.7426
O21.20222.24472.42902.87352.29743.11023.11022.82852.8285
O31.35182.24472.37613.68150.96832.59112.59113.97703.9770
C41.52262.42902.37611.44573.21111.09261.09262.03782.0378
N52.51592.87353.68151.44574.38942.08932.08931.01301.0130
H61.88442.29740.96833.21114.38943.47673.47674.57234.5723
H72.12373.11022.59111.09262.08933.47671.73912.41322.9396
H82.12373.11022.59111.09262.08933.47671.73912.93962.4132
H92.74262.82853.97702.03781.01304.57232.41322.93961.6202
H102.74262.82853.97702.03781.01304.57232.93962.41321.6202

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 107.471 C1 C4 N5 115.875
C1 C4 H7 107.454 C1 C4 H8 107.454
O2 C1 O3 122.919 O2 C1 C4 125.707
O3 C1 C4 111.374 C4 N5 H9 110.719
C4 N5 H10 110.719 N5 C4 H7 110.020
N5 C4 H8 110.020 H7 C4 H8 105.473
H9 N5 H10 106.200
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.871      
2 O -0.721      
3 O -0.552      
4 C 0.173      
5 N -0.786      
6 H 0.267      
7 H 0.164      
8 H 0.164      
9 H 0.210      
10 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.894 0.742 0.000 1.162
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.735 -0.259 0.000
y -0.259 7.379 0.000
z 0.000 0.000 4.900


<r2> (average value of r2) Å2
<r2> 118.675
(<r2>)1/2 10.894