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All results from a given calculation for C2H5Br (Ethyl bromide)

using model chemistry: CCSD(T)=FULL/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-2652.085237
Energy at 298.15K 
HF Energy-2651.052978
Nuclear repulsion energy164.570785
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(T)=FULL/6-311+G(3df,2p)
Rotational Constants (cm-1) from geometry optimized at CCSD(T)=FULL/6-311+G(3df,2p)
ABC
1.00666 0.12736 0.11806

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.575 -2.019 0.000
C2 0.601 -1.065 0.000
Br3 0.000 0.790 0.000
H4 1.220 -1.174 0.887
H5 1.220 -1.174 -0.887
H6 -0.206 -3.047 0.000
H7 -1.195 -1.874 0.884
H8 -1.195 -1.874 -0.884

Atom - Atom Distances (Å)
  C1 C2 Br3 H4 H5 H6 H7 H8
C11.51372.86702.17242.17241.09241.08951.0895
C21.51371.94981.08691.08692.13992.15892.1589
Br32.86701.94982.47592.47593.84263.05073.0507
H42.17241.08692.47591.77382.51542.51413.0750
H52.17241.08692.47591.77382.51543.07502.5141
H61.09242.13993.84262.51542.51541.77081.7708
H71.08952.15893.05072.51413.07501.77081.7674
H81.08952.15893.05073.07502.51411.77081.7674

picture of Ethyl bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Br3 111.116 C1 C2 H4 112.267
C1 C2 H5 112.267 C2 C1 H6 109.329
C2 C1 H7 111.010 C2 C1 H8 111.010
Br3 C2 H4 105.705 Br3 C2 H5 105.705
H4 C2 H5 109.376 H6 C1 H7 108.504
H6 C1 H8 108.504 H7 C1 H8 108.414
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability