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

using model chemistry: MP2=FULL/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2=FULL/cc-pVQZ
 hartrees
Energy at 0K-516.916509
Energy at 298.15K 
HF Energy-516.341572
Nuclear repulsion energy49.843534
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 MP2=FULL/cc-pVQZ
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 3524 3373 1.01      
2 A1 2278 2180 2104.99      
3 A1 1114 1067 128.50      
4 A1 191 183 34.84      
5 E 3671 3513 26.10      
5 E 3671 3513 26.10      
6 E 1672 1600 22.31      
6 E 1672 1600 22.31      
7 E 824 789 32.50      
7 E 824 789 32.50      
8 E 233 223 16.97      
8 E 233 223 16.97      

Unscaled Zero Point Vibrational Energy (zpe) 9952.7 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 9525.8 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 MP2=FULL/cc-pVQZ
ABC
6.31587 0.14897 0.14897

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVQZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.877
Cl2 0.000 0.000 1.177
H3 0.000 0.940 -2.243
H4 0.814 -0.470 -2.243
H5 -0.814 -0.470 -2.243
H6 0.000 0.000 -0.149

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.05401.00841.00841.00841.7281
Cl23.05403.54693.54693.54691.3260
H31.00843.54691.62741.62742.2954
H41.00843.54691.62741.62742.2954
H51.00843.54691.62741.62742.2954
H61.72811.32602.29542.29542.2954

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 107.588
H3 N1 H5 107.588 H3 N1 H6 111.294
H4 N1 H5 107.588 H4 N1 H6 111.294
H5 N1 H6 111.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability