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

using model chemistry: wB97X-D/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-517.401015
Energy at 298.15K 
HF Energy-517.401015
Nuclear repulsion energy49.382524
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/Def2TZVPP
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 3523 3365 1.07      
2 A1 2238 2137 1995.84      
3 A1 1100 1051 140.60      
4 A1 194 186 31.73      
5 E 3653 3489 18.41      
5 E 3653 3489 18.46      
6 E 1665 1591 23.71      
6 E 1665 1591 23.76      
7 E 789 754 41.14      
7 E 789 754 41.13      
8 E 227 217 17.02      
8 E 227 217 17.04      

Unscaled Zero Point Vibrational Energy (zpe) 9861.9 cm-1
Scaled (by 0.9552) Zero Point Vibrational Energy (zpe) 9420.1 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/Def2TZVPP
ABC
6.24976 0.14530 0.14530

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.903
Cl2 0.000 0.000 1.191
H3 0.000 0.945 -2.264
H4 0.818 -0.472 -2.264
H5 -0.818 -0.472 -2.264
H6 0.000 0.000 -0.141

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.09491.01091.01091.01091.7628
Cl23.09493.58203.58203.58201.3321
H31.01093.58201.63601.63602.3237
H41.01093.58201.63601.63602.3237
H51.01093.58201.63601.63602.3237
H61.76281.33212.32372.32372.3237

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 108.025
H3 N1 H5 108.025 H3 N1 H6 110.882
H4 N1 H5 108.025 H4 N1 H6 110.882
H5 N1 H6 110.882
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.327      
2 Cl -0.324      
3 H 0.139      
4 H 0.139      
5 H 0.139      
6 H 0.233      


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 -4.696 4.696
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.973 0.000 0.000
y 0.000 -19.973 0.000
z 0.000 0.000 -15.128
Traceless
 xyz
x -2.423 0.000 0.000
y 0.000 -2.423 0.000
z 0.000 0.000 4.845
Polar
3z2-r29.690
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 3.164 0.000 0.000
y 0.000 3.164 0.000
z 0.000 0.000 5.402


<r2> (average value of r2) Å2
<r2> 79.030
(<r2>)1/2 8.890