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

using model chemistry: TPSSh/aug-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 TPSSh/aug-cc-pVTZ
 hartrees
Energy at 0K-517.440405
Energy at 298.15K 
HF Energy-517.440405
Nuclear repulsion energy49.853160
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 TPSSh/aug-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 3455 3335 0.11      
2 A1 2038 1967 2487.14      
3 A1 1134 1095 86.98      
4 A1 217 209 46.78      
5 E 3578 3454 16.02      
5 E 3578 3454 16.03      
6 E 1671 1612 21.01      
6 E 1671 1612 21.00      
7 E 881 850 25.90      
7 E 881 850 25.90      
8 E 264 255 12.81      
8 E 264 255 12.81      

Unscaled Zero Point Vibrational Energy (zpe) 9815.2 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 9473.6 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 TPSSh/aug-cc-pVTZ
ABC
6.21801 0.15081 0.15081

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.863
Cl2 0.000 0.000 1.171
H3 0.000 0.947 -2.229
H4 0.820 -0.473 -2.229
H5 -0.820 -0.473 -2.229
H6 0.000 0.000 -0.188

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.03401.01521.01521.01521.6751
Cl23.03403.52953.52953.52951.3589
H31.01523.52951.64011.64012.2502
H41.01523.52951.64011.64012.2502
H51.01523.52951.64011.64012.2502
H61.67511.35892.25022.25022.2502

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 107.755
H3 N1 H5 107.755 H3 N1 H6 111.138
H4 N1 H5 107.755 H4 N1 H6 111.138
H5 N1 H6 111.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.028      
2 Cl -0.353      
3 H 0.033      
4 H 0.033      
5 H 0.033      
6 H 0.226      


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 -4.922 4.922
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.333 0.000 0.000
y 0.000 4.333 0.000
z 0.000 0.000 6.800


<r2> (average value of r2) Å2
<r2> 76.917
(<r2>)1/2 8.770