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

using model chemistry: HF/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HF/LANL2DZ
 hartrees
Energy at 0K-132.203247
Energy at 298.15K-132.207841
Counterpoise corrected energy 
CP Energy at 298.15K 
Counterpoise optimized geometry corrected energy 
CP opt. Energy at 298.15K 
Nuclear repulsion energy39.073599
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 HF/LANL2DZ
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' 4155 3739 91.15      
2 A' 3912 3520 19.95      
3 A' 3849 3463 375.80      
4 A' 3726 3353 5.36      
5 A' 1827 1644 47.07      
6 A' 1768 1591 147.88      
7 A' 1017 915 478.03      
8 A' 535 482 148.50      
9 A' 225 202 70.92      
10 A' 187 168 11.41      
11 A" 3917 3525 17.51      
12 A" 1831 1648 53.79      
13 A" 808 727 333.18      
14 A" 234 211 25.76      
15 A" 31 27 171.23      

Unscaled Zero Point Vibrational Energy (zpe) 14009.9 cm-1
Scaled (by 0.8999) Zero Point Vibrational Energy (zpe) 12607.5 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 HF/LANL2DZ
ABC
4.92094 0.21125 0.20961

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.031 0.580 0.000
O2 -0.038 1.541 0.000
N3 -0.038 -1.408 0.000
H4 0.806 1.977 0.000
H5 0.382 -1.766 0.834
H6 -1.034 -1.497 0.000
H7 0.382 -1.766 -0.834

Atom - Atom Distances (Å)
  H1 O2 N3 H4 H5 H6 H7
H10.96261.98941.59692.51442.33422.5144
O20.96262.94840.95003.43543.19653.4354
N31.98942.94843.48800.99961.00020.9996
H41.59690.95003.48803.85743.93073.8574
H52.51443.43540.99963.85741.66491.6677
H62.33423.19651.00023.93071.66491.6649
H72.51443.43540.99963.85741.66771.6649

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 113.216 H1 N3 H5 110.073
H1 N3 H6 97.080 H1 N3 H7 110.073
O2 H1 N3 173.916 H5 N3 H6 112.713
H5 N3 H7 113.058 H6 N3 H7 112.713
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.482      
2 O -0.859      
3 N -0.995      
4 H 0.373      
5 H 0.331      
6 H 0.338      
7 H 0.331      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.775 -3.566 0.000 3.984
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.560 4.242 0.000
y 4.242 -13.047 0.000
z 0.000 0.000 -13.203
Traceless
 xyz
x 1.566 4.242 0.000
y 4.242 -0.666 0.000
z 0.000 0.000 -0.900
Polar
3z2-r2-1.799
x2-y21.488
xy4.242
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.988 0.127 0.000
y 0.127 2.184 0.000
z 0.000 0.000 1.529


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