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

using model chemistry: M06-2X/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at M06-2X/3-21G*
 hartrees
Energy at 0K-514.905681
Energy at 298.15K 
HF Energy-514.905681
Nuclear repulsion energy51.377897
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 M06-2X/3-21G*
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 3402 3222 14.68      
2 A1 1467 1390 3154.75      
3 A1 1211 1147 443.64      
4 A1 401 380 58.52      
5 E 3546 3359 43.86      
5 E 3546 3359 43.92      
6 E 1722 1631 35.57      
6 E 1722 1631 35.44      
7 E 1274 1207 102.06      
7 E 1274 1207 102.01      
8 E 369 350 9.67      
8 E 369 350 9.75      

Unscaled Zero Point Vibrational Energy (zpe) 10151.5 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 9615.5 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 M06-2X/3-21G*
ABC
5.86526 0.16836 0.16836

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.760
Cl2 0.000 0.000 1.112
H3 0.000 0.975 -2.077
H4 0.844 -0.487 -2.077
H5 -0.844 -0.487 -2.077
H6 0.000 0.000 -0.352

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N12.87211.02511.02511.02511.4085
Cl22.87213.33443.33443.33441.4636
H31.02513.33441.68871.68871.9815
H41.02513.33441.68871.68871.9815
H51.02513.33441.68871.68871.9815
H61.40851.46361.98151.98151.9815

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 110.912
H3 N1 H5 110.912 H3 N1 H6 107.989
H4 N1 H5 110.912 H4 N1 H6 107.989
H5 N1 H6 107.989
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.806      
2 Cl -0.525      
3 H 0.343      
4 H 0.343      
5 H 0.343      
6 H 0.301      


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 -7.280 7.280
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.855 0.000 0.000
y 0.000 -19.855 0.000
z 0.000 0.000 -14.428
Traceless
 xyz
x -2.714 0.000 0.000
y 0.000 -2.714 0.000
z 0.000 0.000 5.427
Polar
3z2-r210.855
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 1.957 0.000 0.000
y 0.000 1.958 -0.001
z 0.000 -0.001 4.109


<r2> (average value of r2) Å2
<r2> 69.890
(<r2>)1/2 8.360