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

using model chemistry: CCSD=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 2A1
Energy calculated at CCSD=FULL/Def2TZVPP
 hartrees
Energy at 0K-96.210643
Energy at 298.15K-96.217803
HF Energy-95.722549
Nuclear repulsion energy47.688174
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/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 3094 3094 54.18      
2 A1 2916 2916 2.63      
3 A1 1404 1404 28.54      
4 A1 1303 1303 284.11      
5 A1 948 948 41.25      
6 A2 301 301 0.00      
7 E 3189 3189 0.61      
7 E 3189 3189 0.61      
8 E 2634 2634 3553.93      
8 E 2634 2634 3553.94      
9 E 1517 1517 0.64      
9 E 1517 1517 0.64      
10 E 1449 1449 41.04      
10 E 1449 1449 41.04      
11 E 1240 1240 13.41      
11 E 1240 1240 13.41      
12 E 881 881 119.64      
12 E 881 881 119.64      

Unscaled Zero Point Vibrational Energy (zpe) 15893.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15893.6 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 CCSD=FULL/Def2TZVPP
ABC
2.76110 0.67631 0.67631

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.795
N2 0.000 0.000 0.702
H3 0.000 -1.031 -1.129
H4 -0.893 0.515 -1.129
H5 0.893 0.515 -1.129
H6 0.000 0.978 1.080
H7 -0.847 -0.489 1.080
H8 0.847 -0.489 1.080

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5 H6 H7 H8
C11.49731.08351.08351.08352.11502.11502.1150
N21.49732.10172.10172.10171.04881.04881.0488
H31.08352.10171.78511.78512.98622.42752.4275
H41.08352.10171.78511.78512.42752.42752.9862
H51.08352.10171.78511.78512.42752.98622.4275
H62.11501.04882.98622.42752.42751.69461.6946
H72.11501.04882.42752.42752.98621.69461.6946
H82.11501.04882.42752.98622.42751.69461.6946

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 111.116 C1 N2 H7 111.116
C1 N2 H8 111.116 N2 C1 H3 107.974
N2 C1 H4 107.974 N2 C1 H5 107.974
H3 C1 H4 110.926 H3 C1 H5 110.926
H4 C1 H5 110.926 H6 N2 H7 107.778
H6 N2 H8 107.778 H7 N2 H8 107.778
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability