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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-2690.489371
Energy at 298.15K-2690.499795
HF Energy-2690.489371
Nuclear repulsion energy236.791161
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 B1B95/6-31G**
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' 3164 3021 25.07      
2 A' 3136 2994 16.18      
3 A' 3097 2957 10.41      
4 A' 3079 2940 23.34      
5 A' 1536 1467 5.89      
6 A' 1521 1452 1.13      
7 A' 1513 1444 1.68      
8 A' 1439 1374 1.90      
9 A' 1383 1320 5.84      
10 A' 1264 1207 42.44      
11 A' 1134 1083 1.72      
12 A' 1066 1018 1.40      
13 A' 921 879 10.11      
14 A' 663 633 23.73      
15 A' 310 296 1.87      
16 A' 210 201 1.49      
17 A" 3205 3060 11.33      
18 A" 3159 3016 34.52      
19 A" 3134 2993 0.06      
20 A" 1528 1459 8.87      
21 A" 1333 1273 0.02      
22 A" 1254 1197 0.30      
23 A" 1069 1020 2.29      
24 A" 859 821 0.04      
25 A" 751 717 4.63      
26 A" 239 228 0.03      
27 A" 118 113 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 21042.1 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 20091.0 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 B1B95/6-31G**
ABC
0.84842 0.05484 0.05304

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.838 0.000
C2 1.501 0.655 0.000
C3 2.223 1.997 0.000
Br4 -0.927 -0.881 0.000
H5 -0.352 1.361 0.888
H6 -0.352 1.361 -0.888
H7 1.790 0.069 0.877
H8 1.790 0.069 -0.877
H9 3.305 1.855 0.000
H10 1.966 2.588 -0.884
H11 1.966 2.588 0.884

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.51262.50691.95311.08901.08902.13642.13643.45832.77652.7765
C21.51261.52402.87372.17302.17301.09341.09342.16652.17602.1760
C32.50691.52404.26712.79652.79652.16242.16241.09221.09361.0936
Br41.95312.87374.26712.47942.47943.00913.00915.03994.60304.6030
H51.08902.17302.79652.47941.77572.50153.06133.79563.16452.6223
H61.08902.17302.79652.47941.77573.06132.50153.79562.62233.1645
H72.13641.09342.16243.00912.50153.06131.75372.50103.07882.5259
H82.13641.09342.16243.00913.06132.50151.75372.50102.52593.0788
H93.45832.16651.09225.03993.79563.79562.50102.50101.76471.7647
H102.77652.17601.09364.60303.16452.62233.07882.52591.76471.7670
H112.77652.17601.09364.60302.62233.16452.52593.07881.76471.7670

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 111.290 C1 C2 H7 109.071
C1 C2 H8 109.071 C2 C1 Br4 111.396
C2 C1 H5 112.257 C2 C1 H6 112.257
C2 C3 H9 110.727 C2 C3 H10 111.402
C2 C3 H11 111.402 C3 C2 H7 110.329
C3 C2 H8 110.329 Br4 C1 H5 105.643
Br4 C1 H6 105.643 H5 C1 H6 109.231
H7 C2 H8 106.626 H9 C3 H10 107.676
H9 C3 H11 107.676 H10 C3 H11 107.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.331      
2 C -0.304      
3 C -0.501      
4 Br -0.147      
5 H 0.205      
6 H 0.205      
7 H 0.181      
8 H 0.181      
9 H 0.177      
10 H 0.167      
11 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.308 1.800 0.000 2.225
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.147 0.089 0.000
y 0.089 -37.270 0.000
z 0.000 0.000 -38.079
Traceless
 xyz
x -0.472 0.089 0.000
y 0.089 0.842 0.000
z 0.000 0.000 -0.370
Polar
3z2-r2-0.740
x2-y2-0.877
xy0.089
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.733 1.698 0.000
y 1.698 8.023 0.000
z 0.000 0.000 5.935


<r2> (average value of r2) Å2
<r2> 205.327
(<r2>)1/2 14.329