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

using model chemistry: HSEh1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HSEh1PBE/6-311G*
 hartrees
Energy at 0K-517.195983
Energy at 298.15K 
HF Energy-517.195983
Nuclear repulsion energy50.460630
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 HSEh1PBE/6-311G*
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 3525 3382 4.89      
2 A1 1745 1674 2845.92      
3 A1 1186 1139 75.45      
4 A1 244 234 77.24      
5 E 3654 3506 17.50      
5 E 3654 3506 17.49      
6 E 1731 1661 37.63      
6 E 1731 1661 37.63      
7 E 1009 968 68.31      
7 E 1009 968 68.31      
8 E 308 296 16.13      
8 E 308 296 16.13      

Unscaled Zero Point Vibrational Energy (zpe) 10052.0 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 9645.8 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 HSEh1PBE/6-311G*
ABC
6.21058 0.15691 0.15691

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.823
Cl2 0.000 0.000 1.150
H3 0.000 0.947 -2.181
H4 0.821 -0.474 -2.181
H5 -0.821 -0.474 -2.181
H6 0.000 0.000 -0.240

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N12.97331.01271.01271.01271.5837
Cl22.97333.46303.46303.46301.3896
H31.01273.46301.64111.64112.1601
H41.01273.46301.64111.64112.1601
H51.01273.46301.64111.64112.1601
H61.58371.38962.16012.16012.1601

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 108.245
H3 N1 H5 108.245 H3 N1 H6 110.671
H4 N1 H5 108.245 H4 N1 H6 110.671
H5 N1 H6 110.671
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -1.003      
2 Cl -0.459      
3 H 0.379      
4 H 0.379      
5 H 0.379      
6 H 0.324      


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 -6.040 6.040
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.567 0.000 0.000
y 0.000 -20.567 0.000
z 0.000 0.000 -15.379
Traceless
 xyz
x -2.594 0.000 0.000
y 0.000 -2.594 0.000
z 0.000 0.000 5.188
Polar
3z2-r210.376
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 2.352 0.000 0.000
y 0.000 2.352 0.000
z 0.000 0.000 5.101


<r2> (average value of r2) Å2
<r2> 74.539
(<r2>)1/2 8.634