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All results from a given calculation for CH3NH3 (methyl ammonium radical)

using model chemistry: CID/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at CID/cc-pVDZ
 hartrees
Energy at 0K-96.009567
Energy at 298.15K-96.016714
HF Energy-95.664358
Nuclear repulsion energy47.339387
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 CID/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 3155 2915 41.37      
2 A1 2795 2583 47.38      
3 A1 1394 1288 77.24      
4 A1 1236 1142 116.05      
5 A1 966 892 62.67      
6 A2 313 289 0.00      
7 E 3263 3015 6.03      
7 E 3263 3015 6.03      
8 E 2185 2019 4707.92      
8 E 2185 2019 4707.93      
9 E 1512 1397 12.81      
9 E 1512 1397 12.81      
10 E 1337 1235 14.08      
10 E 1337 1235 14.08      
11 E 1177 1087 327.53      
11 E 1177 1087 327.53      
12 E 872 806 153.67      
12 E 872 806 153.67      

Unscaled Zero Point Vibrational Energy (zpe) 15274.5 cm-1
Scaled (by 0.924) Zero Point Vibrational Energy (zpe) 14113.6 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 CID/cc-pVDZ
ABC
2.66675 0.67527 0.67527

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.792
N2 0.000 0.000 0.703
H3 0.000 -1.041 -1.132
H4 -0.902 0.520 -1.132
H5 0.902 0.520 -1.132
H6 0.000 1.004 1.076
H7 -0.869 -0.502 1.076
H8 0.869 -0.502 1.076

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.49431.09511.09511.09512.11992.12002.1200
N21.49432.10912.10912.10911.07071.07071.0707
H31.09512.10911.80301.80303.00882.43292.4329
H41.09512.10911.80301.80302.43292.43293.0088
H51.09512.10911.80301.80302.43293.00882.4329
H62.11991.07073.00882.43292.43291.73821.7382
H72.12001.07072.43292.43293.00881.73821.7382
H82.12001.07072.43293.00882.43291.73821.7382

picture of methyl ammonium radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H6 110.393 C1 N2 H7 110.393
C1 N2 H8 110.393 N2 C1 H3 108.091
N2 C1 H4 108.091 N2 C1 H5 108.091
H3 C1 H4 110.816 H3 C1 H5 110.816
H4 C1 H5 110.816 H6 N2 H7 108.534
H6 N2 H8 108.534 H7 N2 H8 108.534
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability