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

using model chemistry: QCISD(T)/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD(T)/daug-cc-pVTZ
 hartrees
Energy at 0K-516.838519
Energy at 298.15K 
HF Energy-516.335506
Nuclear repulsion energy49.025993
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 QCISD(T)/daug-cc-pVTZ
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 3464 3464 0.00      
2 A1 2428 2428 0.00      
3 A1 1125 1125 0.00      
4 A1 178 178 0.00      
5 E 3594 3594 0.00      
5 E 3593 3593 0.00      
6 E 1669 1669 0.00      
6 E 1669 1669 0.00      
7 E 740 740 0.00      
7 E 740 740 0.00      
8 E 215 215 0.00      
8 E 215 215 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 9814.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9814.8 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 QCISD(T)/daug-cc-pVTZ
ABC
6.27275 0.14211 0.14211

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.923
Cl2 0.000 0.000 1.204
H3 0.000 0.943 -2.300
H4 0.816 -0.471 -2.300
H5 -0.816 -0.471 -2.300
H6 0.000 0.000 -0.115

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.12761.01511.01511.01511.8084
Cl23.12763.62863.62863.62861.3193
H31.01513.62861.63301.63302.3794
H41.01513.62861.63301.63302.3794
H51.01513.62861.63301.63302.3794
H61.80841.31932.37942.37942.3794

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 107.088
H3 N1 H5 107.088 H3 N1 H6 111.760
H4 N1 H5 107.089 H4 N1 H6 111.760
H5 N1 H6 111.760
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability