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

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-517.348981
Energy at 298.15K 
HF Energy-517.348981
Nuclear repulsion energy50.013904
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 B97D3/6-31G*
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 3397 3330 3.64      
2 A1 1800 1765 2442.59      
3 A1 1157 1134 40.82      
4 A1 254 249 48.06      
5 E 3541 3472 13.01      
5 E 3541 3472 13.01      
6 E 1683 1650 25.65      
6 E 1683 1650 25.66      
7 E 938 919 78.04      
7 E 938 919 78.03      
8 E 276 270 16.43      
8 E 276 270 16.43      

Unscaled Zero Point Vibrational Energy (zpe) 9741.4 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 9550.4 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 B97D3/6-31G*
ABC
6.14534 0.15362 0.15362

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.842
Cl2 0.000 0.000 1.162
H3 0.000 0.953 -2.211
H4 0.825 -0.476 -2.211
H5 -0.825 -0.476 -2.211
H6 0.000 0.000 -0.222

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.00391.02141.02141.02141.6203
Cl23.00393.50463.50463.50461.3836
H31.02143.50461.64981.64982.2054
H41.02143.50461.64981.64982.2054
H51.02143.50461.64981.64982.2054
H61.62031.38362.20542.20542.2054

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 107.727
H3 N1 H5 107.727 H3 N1 H6 111.164
H4 N1 H5 107.727 H4 N1 H6 111.164
H5 N1 H6 111.164
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.886      
2 Cl -0.378      
3 H 0.344      
4 H 0.344      
5 H 0.344      
6 H 0.232      


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 -5.911 5.911
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.882 0.000 0.000
y 0.000 -19.882 0.000
z 0.000 0.000 -14.293
Traceless
 xyz
x -2.794 0.000 0.000
y 0.000 -2.794 0.000
z 0.000 0.000 5.589
Polar
3z2-r211.178
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 2.230 0.000 0.000
y 0.000 2.230 0.000
z 0.000 0.000 4.796


<r2> (average value of r2) Å2
<r2> 75.390
(<r2>)1/2 8.683