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

using model chemistry: CCSD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD/aug-cc-pVDZ
 hartrees
Energy at 0K-516.701617
Energy at 298.15K 
HF Energy-516.306669
Nuclear repulsion energy48.577938
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 CCSD/aug-cc-pVDZ
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 3466 3340 0.14      
2 A1 2485 2394 1491.84      
3 A1 1144 1103 116.74      
4 A1 173 166 21.24      
5 E 3601 3470 9.33      
5 E 3601 3470 9.33      
6 E 1657 1597 17.68      
6 E 1657 1597 17.68      
7 E 729 702 35.62      
7 E 729 702 35.62      
8 E 218 210 16.24      
8 E 218 210 16.24      

Unscaled Zero Point Vibrational Energy (zpe) 9838.8 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 9478.7 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 CCSD/aug-cc-pVDZ
ABC
6.23551 0.13898 0.13898

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.944
Cl2 0.000 0.000 1.218
H3 0.000 0.946 -2.329
H4 0.819 -0.473 -2.329
H5 -0.819 -0.473 -2.329
H6 0.000 0.000 -0.108

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.16211.02111.02111.02111.8360
Cl23.16213.67123.67123.67121.3261
H31.02113.67121.63781.63782.4142
H41.02113.67121.63781.63782.4142
H51.02113.67121.63781.63782.4142
H61.83601.32612.41422.41422.4142

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 106.647
H3 N1 H5 106.647 H3 N1 H6 112.166
H4 N1 H5 106.647 H4 N1 H6 112.166
H5 N1 H6 112.166
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability