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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-2688.125672
Energy at 298.15K-2688.136155
HF Energy-2687.573603
Nuclear repulsion energy235.399177
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' 3160 2991 25.53      
2 A' 3136 2968 14.43      
3 A' 3095 2929 9.35      
4 A' 3075 2911 20.61      
5 A' 1562 1478 5.67      
6 A' 1547 1465 1.45      
7 A' 1540 1458 2.11      
8 A' 1469 1391 2.07      
9 A' 1419 1343 6.77      
10 A' 1294 1225 38.81      
11 A' 1152 1090 1.70      
12 A' 1082 1025 1.09      
13 A' 934 884 7.05      
14 A' 680 644 19.06      
15 A' 319 302 1.50      
16 A' 222 210 1.43      
17 A" 3203 3032 10.65      
18 A" 3156 2987 34.03      
19 A" 3134 2966 0.17      
20 A" 1552 1469 8.19      
21 A" 1357 1284 0.01      
22 A" 1284 1216 0.37      
23 A" 1093 1034 2.02      
24 A" 880 833 0.01      
25 A" 761 720 3.61      
26 A" 245 232 0.03      
27 A" 117 111 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 21233.1 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 20097.1 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
0.83960 0.05420 0.05242

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 0.847 0.000
C2 1.510 0.667 0.000
C3 2.227 2.022 0.000
Br4 -0.931 -0.892 0.000
H5 -0.351 1.371 0.892
H6 -0.351 1.371 -0.892
H7 1.802 0.083 0.881
H8 1.802 0.083 -0.881
H9 3.315 1.882 0.000
H10 1.963 2.610 -0.888
H11 1.963 2.610 0.888

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.52112.51811.97261.09261.09262.14662.14663.47252.78402.7840
C21.52111.53242.89682.18062.18061.09681.09682.17492.18332.1833
C32.51811.53244.29702.80442.80442.17152.17151.09631.09721.0972
Br41.97262.89684.29702.50122.50123.03253.03255.07134.62914.6291
H51.09262.18062.80442.50121.78412.50883.07233.80673.17122.6247
H61.09262.18062.80442.50121.78413.07232.50883.80672.62473.1712
H72.14661.09682.17153.03252.50883.07231.76262.51003.08872.5319
H82.14661.09682.17153.03253.07232.50881.76262.51002.53193.0887
H93.47252.17491.09635.07133.80673.80672.51002.51001.77311.7731
H102.78402.18331.09724.62913.17122.62473.08872.53191.77311.7755
H112.78402.18331.09724.62912.62473.17122.53193.08871.77311.7755

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 111.113 C1 C2 H7 109.085
C1 C2 H8 109.085 C2 C1 Br4 111.370
C2 C1 H5 112.050 C2 C1 H6 112.050
C2 C3 H9 110.569 C2 C3 H10 111.178
C2 C3 H11 111.178 C3 C2 H7 110.261
C3 C2 H8 110.261 Br4 C1 H5 105.768
Br4 C1 H6 105.768 H5 C1 H6 109.463
H7 C2 H8 106.931 H9 C3 H10 107.878
H9 C3 H11 107.878 H10 C3 H11 108.021
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability