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

using model chemistry: B2PLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP/6-31+G**
 hartrees
Energy at 0K-517.153824
Energy at 298.15K 
HF Energy-517.044113
Nuclear repulsion energy49.455329
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 B2PLYP/6-31+G**
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 3513 3346 0.54      
2 A1 2271 2163 2003.22      
3 A1 1156 1101 155.43      
4 A1 194 185 32.46      
5 E 3656 3482 19.56      
5 E 3656 3482 19.56      
6 E 1685 1605 31.35      
6 E 1685 1605 31.35      
7 E 840 800 71.75      
7 E 840 800 71.75      
8 E 274 261 17.18      
8 E 274 261 17.18      

Unscaled Zero Point Vibrational Energy (zpe) 10022.4 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 9545.4 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 B2PLYP/6-31+G**
ABC
6.22161 0.14644 0.14644

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.894
Cl2 0.000 0.000 1.187
H3 0.000 0.947 -2.260
H4 0.820 -0.473 -2.260
H5 -0.820 -0.473 -2.260
H6 0.000 0.000 -0.147

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.08101.01501.01501.01501.7472
Cl23.08103.57483.57483.57481.3338
H31.01503.57481.63971.63972.3158
H41.01503.57481.63971.63972.3158
H51.01503.57481.63971.63972.3158
H61.74721.33382.31582.31582.3158

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 107.743
H3 N1 H5 107.743 H3 N1 H6 111.149
H4 N1 H5 107.743 H4 N1 H6 111.149
H5 N1 H6 111.149
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.913      
2 Cl -0.278      
3 H 0.323      
4 H 0.323      
5 H 0.323      
6 H 0.222      


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 -4.979 4.979
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.591 0.000 0.000
y 0.000 -20.591 0.000
z 0.000 0.000 -15.943
Traceless
 xyz
x -2.324 0.000 0.000
y 0.000 -2.324 0.000
z 0.000 0.000 4.648
Polar
3z2-r29.296
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 2.917 0.000 0.000
y 0.000 2.917 0.000
z 0.000 0.000 5.467


<r2> (average value of r2) Å2
<r2> 78.991
(<r2>)1/2 8.888