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

using model chemistry: B3LYPultrafine/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-132.970427
Energy at 298.15K 
HF Energy-132.970427
Counterpoise corrected energy 
CP Energy at 298.15K 
Counterpoise optimized geometry corrected energy 
CP opt. Energy at 298.15K 
Nuclear repulsion energy38.807033
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/cc-pVTZ
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' 3798 3672 28.37      
2 A' 3584 3465 2.44      
3 A' 3512 3395 470.49      
4 A' 3454 3339 5.72      
5 A' 1759 1701 57.60      
6 A' 1720 1663 31.58      
7 A' 1157 1119 138.52      
8 A' 461 445 106.03      
9 A' 219 211 9.97      
10 A' 169 163 50.00      
11 A" 3585 3466 3.10      
12 A" 1716 1659 19.50      
13 A" 711 687 187.93      
14 A" 143 138 40.22      
15 A" 33i 31i 68.26      

Unscaled Zero Point Vibrational Energy (zpe) 12978.4 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 12546.2 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/cc-pVTZ
ABC
4.86305 0.21318 0.21110

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.016 0.572 0.000
O2 -0.038 1.554 0.000
N3 -0.038 -1.370 0.000
H4 0.889 1.833 0.000
H5 0.815 -1.928 0.000
H6 -0.575 -1.658 0.816
H7 -0.575 -1.658 -0.816

Atom - Atom Distances (Å)
  H1 O2 N3 H4 H5 H6 H7
H10.98321.94321.53322.62452.44702.4470
O20.98322.92420.96793.58463.35693.3569
N31.94322.92423.33421.01871.01881.0188
H41.53320.96793.33423.76123.87193.8719
H52.62453.58461.01873.76121.63451.6345
H62.44703.35691.01883.87191.63451.6329
H72.44703.35691.01883.87191.63451.6329

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 103.589 H1 N3 H5 121.595
H1 N3 H6 107.251 H1 N3 H7 107.251
O2 H1 N3 175.266 H5 N3 H6 106.680
H5 N3 H7 106.680 H6 N3 H7 106.534
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.432      
2 O -0.845      
3 N -0.907      
4 H 0.361      
5 H 0.316      
6 H 0.322      
7 H 0.322      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.249 -3.999 0.000 4.190
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.387 3.367 -0.008
y 3.367 -12.051 -0.004
z -0.008 -0.004 -13.228
Traceless
 xyz
x 1.253 3.367 -0.008
y 3.367 0.257 -0.004
z -0.008 -0.004 -1.510
Polar
3z2-r2-3.019
x2-y20.664
xy3.367
xz-0.008
yz-0.004


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.243 0.133 -0.002
y 0.133 2.652 -0.004
z -0.002 -0.004 1.763


<r2> (average value of r2) Å2
<r2> 56.462
(<r2>)1/2 7.514