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

using model chemistry: B3LYPultrafine/6-311+G(3df,2pd)

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/6-311+G(3df,2pd)
 hartrees
Energy at 0K-133.061616
Energy at 298.15K-133.065977
Counterpoise corrected energy-133.061258
CP Energy at 298.15K-133.065594
Counterpoise optimized geometry corrected energy 
CP opt. Energy at 298.15K 
Nuclear repulsion energy38.800351
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/6-311+G(3df,2pd)
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' 3893 3777 61.25      
2 A' 3592 3484 12.18      
3 A' 3568 3461 621.90      
4 A' 3475 3371 0.46      
5 A' 1673 1623 5.43      
6 A' 1652 1602 61.54      
7 A' 1081 1049 151.08      
8 A' 460 446 85.31      
9 A' 200 194 36.18      
10 A' 176 171 16.06      
11 A" 3595 3488 11.12      
12 A" 1663 1613 19.66      
13 A" 714 693 100.82      
14 A" 191 185 36.57      
15 A" 9 9 76.38      

Unscaled Zero Point Vibrational Energy (zpe) 12971.6 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 12582.5 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/6-311+G(3df,2pd)
ABC
4.94030 0.21031 0.20845

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311+G(3df,2pd)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.055 0.586 0.000
O2 0.039 1.557 0.000
N3 0.039 -1.386 0.000
H4 -0.856 1.903 0.000
H5 1.035 -1.571 0.000
H6 -0.353 -1.838 0.817
H7 -0.353 -1.838 -0.817

Atom - Atom Distances (Å)
  H1 O2 N3 H4 H5 H6 H7
H10.97541.97431.54162.41722.57632.5763
O20.97542.94300.95953.28333.51473.5147
N31.97432.94303.40841.01371.01331.0133
H41.54160.95953.40843.95583.86283.8628
H52.41723.28331.01373.95581.63331.6333
H62.57633.51471.01333.86281.63331.6350
H72.57633.51471.01333.86281.63331.6350

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 105.629 H1 N3 H5 103.249
H1 N3 H6 115.342 H1 N3 H7 115.342
O2 H1 N3 171.790 H5 N3 H6 107.363
H5 N3 H7 107.363 H6 N3 H7 107.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311+G(3df,2pd) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.341      
2 O -0.491      
3 N -0.375      
4 H 0.161      
5 H 0.127      
6 H 0.119      
7 H 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.253 -3.355 0.000 3.582
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.135 -3.292 0.000
y -3.292 -13.128 0.000
z 0.000 0.000 -14.105
Traceless
 xyz
x 1.481 -3.292 0.000
y -3.292 -0.008 0.000
z 0.000 0.000 -1.473
Polar
3z2-r2-2.946
x2-y20.993
xy-3.292
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.023 -0.166 0.000
y -0.166 4.116 0.000
z 0.000 0.000 3.004


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