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

using model chemistry: CCD/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCD/Def2TZVPP
 hartrees
Energy at 0K-516.802329
Energy at 298.15K 
HF Energy-516.328889
Nuclear repulsion energy48.532329
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 CCD/Def2TZVPP
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 3522 3522 0.29      
2 A1 2625 2625 1213.85      
3 A1 1140 1140 134.87      
4 A1 165 165 14.48      
5 E 3650 3650 12.47      
5 E 3650 3650 12.47      
6 E 1693 1693 19.41      
6 E 1693 1693 19.41      
7 E 691 691 45.05      
7 E 691 691 45.05      
8 E 207 207 20.58      
8 E 207 207 20.58      

Unscaled Zero Point Vibrational Energy (zpe) 9966.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9966.8 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 CCD/Def2TZVPP
ABC
6.33509 0.13664 0.13664

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.966
Cl2 0.000 0.000 1.227
H3 0.000 0.938 -2.341
H4 0.812 -0.469 -2.341
H5 -0.812 -0.469 -2.341
H6 0.000 0.000 -0.074

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.19241.01071.01071.01071.8913
Cl23.19243.68963.68963.68961.3011
H31.01073.68961.62491.62492.4537
H41.01073.68961.62491.62492.4537
H51.01073.68961.62491.62492.4537
H61.89131.30112.45372.45372.4537

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 107.004
H3 N1 H5 107.004 H3 N1 H6 111.839
H4 N1 H5 107.004 H4 N1 H6 111.839
H5 N1 H6 111.839
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability