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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-284.331506
Energy at 298.15K-284.338424
Nuclear repulsion energy179.826111
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 B1B95/6-31G**
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' 3795 3624 50.42      
2 A' 3536 3376 0.95      
3 A' 3074 2935 16.17      
4 A' 1876 1791 266.04      
5 A' 1683 1607 21.07      
6 A' 1461 1395 12.58      
7 A' 1426 1362 41.81      
8 A' 1318 1259 13.89      
9 A' 1190 1136 136.59      
10 A' 1162 1110 129.59      
11 A' 949 906 149.56      
12 A' 841 803 90.57      
13 A' 640 611 8.87      
14 A' 465 444 36.00      
15 A' 257 245 10.19      
16 A" 3615 3452 2.30      
17 A" 3117 2976 7.64      
18 A" 1388 1325 0.37      
19 A" 1179 1126 1.01      
20 A" 923 882 4.29      
21 A" 679 648 104.94      
22 A" 510 487 32.64      
23 A" 229 219 50.95      
24 A" 63 60 6.90      

Unscaled Zero Point Vibrational Energy (zpe) 17688.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 16888.8 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 B1B95/6-31G**
ABC
0.34716 0.13085 0.09817

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.547 0.000
O2 1.181 0.798 0.000
O3 -0.954 1.496 0.000
C4 -0.587 -0.851 0.000
N5 0.386 -1.914 0.000
H6 -0.489 2.346 0.000
H7 -1.245 -0.937 0.871
H8 -1.245 -0.937 -0.871
H9 0.995 -1.801 0.804
H10 0.995 -1.801 -0.804

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.20771.34581.51582.49071.86462.12362.12362.67372.6737
O21.20772.24652.41812.82652.27723.10753.10752.72742.7274
O31.34582.24652.37493.66350.96912.59992.59993.91353.9135
C41.51582.41812.37491.44143.19811.09491.09492.01332.0133
N52.49072.82653.66351.44144.34882.09142.09141.01491.0149
H61.86462.27720.96913.19814.34883.47933.47934.47754.4775
H72.12363.10752.59991.09492.09143.47931.74172.40232.9277
H82.12363.10752.59991.09492.09143.47931.74172.92772.4023
H92.67372.72743.91352.01331.01494.47752.40232.92771.6079
H102.67372.72743.91352.01331.01494.47752.92772.40231.6079

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 106.167 C1 C4 N5 114.736
C1 C4 H7 107.775 C1 C4 H8 107.775
O2 C1 O3 123.133 O2 C1 C4 124.825
O3 C1 C4 112.042 C4 N5 H9 108.860
C4 N5 H10 108.860 N5 C4 H7 110.354
N5 C4 H8 110.354 H7 C4 H8 105.384
H9 N5 H10 104.764
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.533      
2 O -0.462      
3 O -0.484      
4 C -0.178      
5 N -0.592      
6 H 0.334      
7 H 0.164      
8 H 0.164      
9 H 0.261      
10 H 0.261      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.689 1.099 0.000 1.297
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.637 -2.367 0.000
y -2.367 -29.284 0.000
z 0.000 0.000 -26.787
Traceless
 xyz
x -3.601 -2.367 0.000
y -2.367 -0.072 0.000
z 0.000 0.000 3.673
Polar
3z2-r27.347
x2-y2-2.352
xy-2.367
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.415 -0.315 0.000
y -0.315 5.522 0.000
z 0.000 0.000 3.760


<r2> (average value of r2) Å2
<r2> 116.468
(<r2>)1/2 10.792