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All results from a given calculation for NH4Cl (Ammonium chloride)

using model chemistry: PBE1PBE/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBE1PBE/daug-cc-pVTZ
 hartrees
Energy at 0K-517.205332
Energy at 298.15K 
HF Energy-517.205332
Nuclear repulsion energy50.299888
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 PBE1PBE/daug-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 A1 3508 3508 1.05      
2 A1 1966 1966 2706.59      
3 A1 1116 1116 109.90      
4 A1 209 209 62.44      
5 E 3638 3638 25.17      
5 E 3638 3638 25.17      
6 E 1656 1656 24.31      
6 E 1656 1656 24.31      
7 E 917 917 25.68      
7 E 917 917 25.67      
8 E 269 269 12.56      
8 E 269 269 12.56      

Unscaled Zero Point Vibrational Energy (zpe) 9878.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9878.0 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 PBE1PBE/daug-cc-pVTZ
ABC
6.22805 0.15467 0.15467

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.839
Cl2 0.000 0.000 1.157
H3 0.000 0.946 -2.198
H4 0.819 -0.473 -2.198
H5 -0.819 -0.473 -2.198
H6 0.000 0.000 -0.206

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N12.99561.01221.01221.01221.6329
Cl22.99563.48613.48613.48611.3628
H31.01223.48611.63881.63882.2057
H41.01223.48611.63881.63882.2057
H51.01223.48611.63881.63882.2057
H61.63291.36282.20572.20572.2057

picture of Ammonium chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 H6 Cl2 180.000 H3 N1 H4 108.100
H3 N1 H5 108.100 H3 N1 H6 110.810
H4 N1 H5 108.100 H4 N1 H6 110.810
H5 N1 H6 110.810
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.064      
2 Cl -0.794      
3 H 0.125      
4 H 0.125      
5 H 0.125      
6 H 0.482      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -5.054 5.054
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.315 0.000 0.000
y 0.000 -20.315 0.000
z 0.000 0.000 -15.469
Traceless
 xyz
x -2.423 0.000 0.000
y 0.000 -2.423 0.000
z 0.000 0.000 4.846
Polar
3z2-r29.692
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.377 0.000 0.000
y 0.000 4.377 0.000
z 0.000 0.000 6.707


<r2> (average value of r2) Å2
<r2> 75.326
(<r2>)1/2 8.679