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

using model chemistry: wB97X-D/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at wB97X-D/SDD
 hartrees
Energy at 0K-517.315134
Energy at 298.15K 
HF Energy-517.315134
Nuclear repulsion energy51.373085
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 wB97X-D/SDD
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 3520 3520 11.48      
2 A1 1297 1297 223.46      
3 A1 853 853 3999.65      
4 A1 440 440 3.75      
5 E 3691 3691 43.02      
5 E 3691 3691 43.04      
6 E 1714 1714 48.93      
6 E 1714 1714 48.98      
7 E 1394 1394 112.07      
7 E 1394 1394 112.04      
8 E 355 355 6.46      
8 E 355 355 6.47      

Unscaled Zero Point Vibrational Energy (zpe) 10207.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10207.1 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 wB97X-D/SDD
ABC
5.94567 0.16891 0.16891

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/SDD

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.752
Cl2 0.000 0.000 1.114
H3 0.000 0.968 -2.068
H4 0.839 -0.484 -2.068
H5 -0.839 -0.484 -2.068
H6 0.000 0.000 -0.463

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N12.86581.01851.01851.01851.2887
Cl22.86583.32543.32543.32541.5771
H31.01853.32541.67731.67731.8739
H41.01853.32541.67731.67731.8739
H51.01853.32541.67731.67731.8739
H61.28871.57711.87391.87391.8739

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 110.857
H3 N1 H5 110.857 H3 N1 H6 108.047
H4 N1 H5 110.857 H4 N1 H6 108.047
H5 N1 H6 108.047
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.853      
2 Cl -0.518      
3 H 0.374      
4 H 0.374      
5 H 0.374      
6 H 0.247      


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 -8.186 8.186
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.572 0.000 0.000
y 0.000 -19.572 0.000
z 0.000 0.000 -15.042
Traceless
 xyz
x -2.265 0.000 0.000
y 0.000 -2.265 0.000
z 0.000 0.000 4.529
Polar
3z2-r29.059
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 1.592 0.000 0.000
y 0.000 1.592 0.000
z 0.000 0.000 4.902


<r2> (average value of r2) Å2
<r2> 69.707
(<r2>)1/2 8.349