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All results from a given calculation for CH3CH2CH2Br (n-propyl bromide)

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-2687.754737
Energy at 298.15K-2687.765177
HF Energy-2687.397237
Nuclear repulsion energy231.798032
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 CCD/6-31G
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' 3099 2974 40.70      
2 A' 3096 2971 11.37      
3 A' 3035 2912 11.84      
4 A' 3016 2894 25.76      
5 A' 1563 1500 6.96      
6 A' 1550 1487 2.12      
7 A' 1533 1471 2.53      
8 A' 1475 1415 4.89      
9 A' 1421 1363 3.34      
10 A' 1301 1248 36.48      
11 A' 1147 1100 1.87      
12 A' 1060 1017 2.38      
13 A' 921 884 6.53      
14 A' 647 621 16.12      
15 A' 309 297 1.53      
16 A' 214 205 1.48      
17 A" 3168 3040 15.67      
18 A" 3093 2968 48.03      
19 A" 3068 2944 0.49      
20 A" 1553 1490 7.80      
21 A" 1358 1303 0.01      
22 A" 1293 1240 0.29      
23 A" 1081 1038 2.06      
24 A" 880 844 0.00      
25 A" 761 730 4.23      
26 A" 237 228 0.04      
27 A" 116 111 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 20997.0 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 20146.7 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 CCD/6-31G
ABC
0.81737 0.05255 0.05081

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.881 0.000
C2 1.520 0.680 0.000
C3 2.272 2.036 0.000
Br4 -0.945 -0.906 0.000
H5 -0.353 1.399 0.899
H6 -0.353 1.399 -0.899
H7 1.808 0.089 0.885
H8 1.808 0.089 -0.885
H9 3.363 1.874 0.000
H10 2.016 2.630 -0.893
H11 2.016 2.630 0.893

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.53382.54882.02121.09631.09632.16392.16393.50592.81412.8141
C21.53381.55012.93102.19922.19921.10301.10302.19502.20142.2014
C32.54881.55014.35892.84742.84742.18872.18871.10201.10331.1033
Br42.02122.93104.35892.54382.54383.05793.05795.12604.69714.6971
H51.09632.19922.84742.54381.79882.52783.09443.85233.21552.6696
H61.09632.19922.84742.54381.79883.09442.52783.85232.66963.2155
H72.16391.10302.18873.05792.52783.09441.77092.52723.10912.5502
H82.16391.10302.18873.05793.09442.52781.77092.52722.55023.1091
H93.50592.19501.10205.12603.85233.85232.52722.52721.78431.7843
H102.81412.20141.10334.69713.21552.66963.10912.55021.78431.7861
H112.81412.20141.10334.69712.66963.21552.55023.10911.78431.7861

picture of n-propyl bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 111.477 C1 C2 H7 109.212
C1 C2 H8 109.212 C2 C1 Br4 110.320
C2 C1 H5 112.416 C2 C1 H6 112.416
C2 C3 H9 110.578 C2 C3 H10 111.007
C2 C3 H11 111.007 C3 C2 H7 110.018
C3 C2 H8 110.018 Br4 C1 H5 105.490
Br4 C1 H6 105.490 H5 C1 H6 110.256
H7 C2 H8 106.782 H9 C3 H10 108.023
H9 C3 H11 108.023 H10 C3 H11 108.084
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability