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

using model chemistry: CCSD=FULL/TZVP

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=FULL/TZVP
 hartrees
Energy at 0K-516.747651
Energy at 298.15K 
HF Energy-516.320086
Nuclear repulsion energy48.541050
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=FULL/TZVP
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 3506 3322 0.09      
2 A1 2604 2467 1171.43      
3 A1 1183 1121 141.83      
4 A1 173 163 14.71      
5 E 3633 3442 6.94      
5 E 3633 3442 6.94      
6 E 1667 1580 21.56      
6 E 1667 1580 21.56      
7 E 712 675 72.15      
7 E 712 675 72.15      
8 E 223 211 18.92      
8 E 223 211 18.92      

Unscaled Zero Point Vibrational Energy (zpe) 9967.4 cm-1
Scaled (by 0.9475) Zero Point Vibrational Energy (zpe) 9444.1 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=FULL/TZVP
ABC
6.31628 0.13732 0.13732

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -1.959
Cl2 0.000 0.000 1.224
H3 0.000 0.940 -2.340
H4 0.814 -0.470 -2.340
H5 -0.814 -0.470 -2.340
H6 0.000 0.000 -0.085

Atom - Atom Distances (Å)
  N1 Cl2 H3 H4 H5 H6
N13.18311.01381.01381.01381.8739
Cl23.18313.68573.68573.68571.3091
H31.01383.68571.62731.62732.4428
H41.01383.68571.62731.62732.4428
H51.01383.68571.62731.62732.4428
H61.87391.30912.44282.44282.4428

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 106.753
H3 N1 H5 106.753 H3 N1 H6 112.069
H4 N1 H5 106.753 H4 N1 H6 112.069
H5 N1 H6 112.069
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability