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

using model chemistry: B2PLYP=FULLultrafine/6-31G(2df,p)

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=FULLultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-517.182573
Energy at 298.15K 
HF Energy-517.041396
Nuclear repulsion energy49.806510
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=FULLultrafine/6-31G(2df,p)
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 3511 3511 4.28      
2 A1 2174 2174 2273.27      
3 A1 1146 1146 92.07      
4 A1 205 205 40.26      
5 E 3645 3645 18.79      
5 E 3645 3645 18.79      
6 E 1685 1685 21.97      
6 E 1685 1685 21.97      
7 E 860 860 54.73      
7 E 860 860 54.73      
8 E 252 252 15.33      
8 E 252 252 15.33      

Unscaled Zero Point Vibrational Energy (zpe) 9959.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9959.8 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=FULLultrafine/6-31G(2df,p)
ABC
6.26260 0.14967 0.14967

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.870
Cl2 0.000 0.000 1.175
H3 0.000 0.944 -2.240
H4 0.817 -0.472 -2.240
H5 -0.817 -0.472 -2.240
H6 0.000 0.000 -0.166

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.04561.01341.01341.01341.7043
Cl23.04563.54343.54343.54341.3413
H31.01343.54341.63431.63432.2787
H41.01343.54341.63431.63432.2787
H51.01343.54341.63431.63432.2787
H61.70431.34132.27872.27872.2787

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 107.472
H3 N1 H5 107.472 H3 N1 H6 111.403
H4 N1 H5 107.472 H4 N1 H6 111.403
H5 N1 H6 111.403
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability