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All results from a given calculation for CH3CH2Cl (Ethyl chloride)

using model chemistry: MP2/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-538.757882
Energy at 298.15K-538.763375
HF Energy-538.200360
Nuclear repulsion energy103.154054
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 MP2/aug-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 A' 3163 3014 14.40      
2 A' 3122 2975 12.96      
3 A' 3074 2929 12.93      
4 A' 1521 1449 2.63      
5 A' 1513 1442 1.38      
6 A' 1421 1354 5.50      
7 A' 1330 1268 30.50      
8 A' 1107 1055 0.43      
9 A' 1004 957 17.73      
10 A' 705 672 21.70      
11 A' 336 320 2.13      
12 A" 3194 3044 10.85      
13 A" 3171 3022 1.60      
14 A" 1506 1435 8.71      
15 A" 1290 1229 0.17      
16 A" 1094 1042 0.00      
17 A" 797 759 2.34      
18 A" 270 257 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 14808.1 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 14110.7 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 MP2/aug-cc-pVTZ
ABC
1.05204 0.18459 0.16684

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.501 0.644 0.000
C2 0.000 0.814 0.000
H3 1.976 1.626 0.000
H4 1.827 0.099 0.884
H5 1.827 0.099 -0.884
Cl6 -0.820 -0.779 0.000
H7 -0.350 1.335 0.886
H8 -0.350 1.335 -0.886

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 H7 H8
C11.51081.09081.08801.08802.72242.16602.1660
C21.51082.13592.15142.15141.79181.08631.0863
H31.09082.13591.77071.77073.68762.50602.5060
H41.08802.15141.77071.76752.92482.50333.0660
H51.08802.15141.77071.76752.92483.06602.5033
Cl62.72241.79183.68762.92482.92482.34032.3403
H72.16601.08632.50602.50333.06602.34031.7730
H82.16601.08632.50603.06602.50332.34031.7730

picture of Ethyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 110.749 C1 C2 H7 111.991
C1 C2 H8 111.991 C2 C1 H3 109.304
C2 C1 H4 110.708 C2 C1 H5 110.708
H3 C1 H4 108.716 H3 C1 H5 108.716
H4 C1 H5 108.640 Cl6 C2 H7 106.204
Cl6 C2 H8 106.204 H7 C2 H8 109.382
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability