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All results from a given calculation for H2NCH2COOH (Glycine)

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-280.511123
Energy at 298.15K-280.517291
Nuclear repulsion energy170.681315
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 BLYP/STO-3G
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 3456 3198 33.22      
2 A 3453 3195 22.27      
3 A 3323 3074 0.11      
4 A 3273 3028 17.19      
5 A 3211 2971 1.95      
6 A 1811 1675 7.97      
7 A 1776 1643 46.54      
8 A 1578 1460 3.16      
9 A 1462 1352 0.99      
10 A 1402 1297 6.08      
11 A 1351 1250 9.97      
12 A 1217 1126 56.89      
13 A 1196 1106 1.85      
14 A 1102 1020 81.14      
15 A 931 862 48.64      
16 A 901 834 0.24      
17 A 791 731 16.08      
18 A 637 589 58.46      
19 A 561 519 7.58      
20 A 474 439 12.93      
21 A 382 353 18.99      
22 A 250 231 26.64      
23 A 130 120 29.19      
24 A 48 44 1.09      

Unscaled Zero Point Vibrational Energy (zpe) 17356.1 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 16057.8 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 BLYP/STO-3G
ABC
0.30302 0.11926 0.08936

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.550 0.118 0.046
O2 -0.602 1.385 0.068
O3 -1.715 -0.726 -0.117
C4 0.769 -0.770 0.185
N5 2.055 0.023 -0.113
H6 -2.478 -0.009 -0.179
H7 0.831 -1.150 1.233
H8 0.709 -1.646 -0.500
H9 1.860 0.964 0.381
H10 1.918 0.324 -1.140

Atom - Atom Distances (Å)
  C1 O2 O3 C4 N5 H6 H7 H8 H9 H10
C11.26771.44781.59592.61181.94472.21922.23552.57612.7464
O21.26772.39342.55592.99072.35003.13623.35062.51662.9888
O31.44782.39342.50253.84371.04842.91342.62113.98563.9177
C41.59592.55592.50251.54003.35401.11661.11392.05812.0671
N52.61182.99073.84371.54004.53322.16422.17891.08081.0791
H61.94472.35001.04843.35404.53323.77423.59714.48044.5120
H72.21923.13622.91341.11662.16423.77421.80632.50082.9974
H82.23553.35062.62111.11392.17893.59711.80632.98592.3987
H92.57612.51663.98562.05811.08084.48042.50082.98591.6514
H102.74642.98883.91772.06711.07914.51202.99742.39871.6514

picture of Glycine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O3 H6 101.144 C1 C4 N5 112.777
C1 C4 H7 108.508 C1 C4 H8 109.894
O2 C1 O3 123.484 O2 C1 C4 126.001
O3 C1 C4 110.515 C4 N5 H9 102.074
C4 N5 H10 102.809 N5 C4 H7 108.049
N5 C4 H8 109.328 H7 C4 H8 108.162
H9 N5 H10 99.737
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.159      
2 O -0.206      
3 O -0.185      
4 C -0.091      
5 N -0.336      
6 H 0.186      
7 H 0.088      
8 H 0.088      
9 H 0.151      
10 H 0.145      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.703 0.118 -0.450 1.765
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.890 0.943 -0.574
y 0.943 -29.061 -0.337
z -0.574 -0.337 -25.187
Traceless
 xyz
x -1.766 0.943 -0.574
y 0.943 -2.022 -0.337
z -0.574 -0.337 3.788
Polar
3z2-r27.576
x2-y20.171
xy0.943
xz-0.574
yz-0.337


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.133 0.229 0.032
y 0.229 3.477 0.036
z 0.032 0.036 2.052


<r2> (average value of r2) Å2
<r2> 125.093
(<r2>)1/2 11.185