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All results from a given calculation for H2ONH3 (Water Ammonia Dimer)

using model chemistry: B3LYPultrafine/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3LYPultrafine/CEP-121G*
 hartrees
Energy at 0K-28.902736
Energy at 298.15K-28.907133
Counterpoise corrected energy 
CP Energy at 298.15K 
Counterpoise optimized geometry corrected energy 
CP opt. Energy at 298.15K 
Nuclear repulsion energy27.021948
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 B3LYPultrafine/CEP-121G*
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' 3833 3716 29.22      
2 A' 3571 3462 1.10      
3 A' 3533 3425 478.17      
4 A' 3449 3344 2.98      
5 A' 1739 1685 24.18      
6 A' 1714 1662 78.88      
7 A' 1163 1128 164.51      
8 A' 478 463 113.24      
9 A' 217 211 13.57      
10 A' 172 166 49.70      
11 A" 3574 3465 0.67      
12 A" 1724 1671 29.57      
13 A" 732 710 178.92      
14 A" 150 145 26.78      
15 A" 36 35 97.29      

Unscaled Zero Point Vibrational Energy (zpe) 13041.8 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 12642.7 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 B3LYPultrafine/CEP-121G*
ABC
4.86818 0.21383 0.21181

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.027 0.567 0.000
O2 -0.039 1.548 0.000
N3 -0.039 -1.369 0.000
H4 0.876 1.865 0.000
H5 0.357 -1.830 0.820
H6 -1.038 -1.577 0.000
H7 0.357 -1.830 -0.820

Atom - Atom Distances (Å)
  H1 O2 N3 H4 H5 H6 H7
H10.98311.93701.55072.55502.39442.5550
O20.98312.91690.96823.49883.28133.4988
N31.93702.91693.36031.02051.02081.0205
H41.55070.96823.36033.82023.93853.8202
H52.55503.49881.02053.82021.63721.6399
H62.39443.28131.02083.93851.63721.6372
H72.55503.49881.02053.82021.63991.6372

picture of Water Ammonia Dimer state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 O2 H4 105.246 H1 N3 H5 116.026
H1 N3 H6 103.736 H1 N3 H7 116.026
O2 H1 N3 174.224 H5 N3 H6 106.655
H5 N3 H7 106.932 H6 N3 H7 106.655
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.451      
2 O -0.886      
3 N -0.960      
4 H 0.392      
5 H 0.332      
6 H 0.340      
7 H 0.332      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.408 -3.908 0.000 4.154
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.689 3.640 0.000
y 3.640 -12.724 0.000
z 0.000 0.000 -13.687
Traceless
 xyz
x 1.516 3.640 0.000
y 3.640 -0.036 0.000
z 0.000 0.000 -1.480
Polar
3z2-r2-2.960
x2-y21.035
xy3.640
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.479 0.185 0.000
y 0.185 3.157 0.000
z 0.000 0.000 2.139


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000