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

using model chemistry: mPW1PW91/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 mPW1PW91/cc-pVTZ
 hartrees
Energy at 0K-2692.948714
Energy at 298.15K-2692.959137
HF Energy-2692.948714
Nuclear repulsion energy236.760736
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 mPW1PW91/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' 3130 3002 24.84      
2 A' 3107 2980 15.76      
3 A' 3067 2942 9.63      
4 A' 3051 2926 22.04      
5 A' 1509 1447 7.61      
6 A' 1494 1433 1.14      
7 A' 1485 1424 2.18      
8 A' 1414 1357 2.52      
9 A' 1366 1310 4.91      
10 A' 1255 1203 36.60      
11 A' 1124 1078 1.33      
12 A' 1053 1010 1.44      
13 A' 915 877 10.06      
14 A' 665 638 23.47      
15 A' 310 298 1.46      
16 A' 210 201 1.32      
17 A" 3169 3040 9.11      
18 A" 3124 2997 32.02      
19 A" 3098 2972 0.02      
20 A" 1498 1437 8.47      
21 A" 1322 1268 0.02      
22 A" 1244 1193 0.26      
23 A" 1063 1020 1.98      
24 A" 857 822 0.01      
25 A" 747 716 4.60      
26 A" 233 223 0.03      
27 A" 114 109 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 20811.6 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 19962.5 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 mPW1PW91/cc-pVTZ
ABC
0.85649 0.05470 0.05293

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.831 0.000
C2 1.502 0.671 0.000
C3 2.199 2.025 0.000
Br4 -0.921 -0.891 0.000
H5 -0.357 1.350 0.885
H6 -0.357 1.350 -0.885
H7 1.803 0.093 0.875
H8 1.803 0.093 -0.875
H9 3.281 1.902 0.000
H10 1.932 2.611 -0.881
H11 1.932 2.611 0.881

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.51012.50201.95271.08681.08682.13522.13523.45162.77082.7708
C21.51011.52282.88262.16802.16801.09101.09102.16372.17332.1733
C32.50201.52284.27032.78792.78792.15762.15761.08971.09111.0911
Br41.95272.88264.27032.47472.47473.02523.02525.04574.60194.6019
H51.08682.16802.78792.47471.77062.49923.05683.78523.15462.6135
H61.08682.16802.78792.47471.77063.05682.49923.78522.61353.1546
H72.13521.09102.15763.02522.49923.05681.74972.49473.07232.5209
H82.13521.09102.15763.02523.05682.49921.74972.49472.52093.0723
H93.45162.16371.08975.04573.78523.78522.49472.49471.76051.7605
H102.77082.17331.09114.60193.15462.61353.07232.52091.76051.7625
H112.77082.17331.09114.60192.61353.15462.52093.07231.76051.7625

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 111.173 C1 C2 H7 109.293
C1 C2 H8 109.293 C2 C1 Br4 112.073
C2 C1 H5 112.178 C2 C1 H6 112.178
C2 C3 H9 110.742 C2 C3 H10 111.425
C2 C3 H11 111.425 C3 C2 H7 110.176
C3 C2 H8 110.176 Br4 C1 H5 105.439
Br4 C1 H6 105.439 H5 C1 H6 109.100
H7 C2 H8 106.616 H9 C3 H10 107.664
H9 C3 H11 107.664 H10 C3 H11 107.745
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.129      
2 C -0.149      
3 C -0.266      
4 Br -0.152      
5 H 0.113      
6 H 0.113      
7 H 0.101      
8 H 0.101      
9 H 0.095      
10 H 0.087      
11 H 0.087      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.348 1.845 0.000 2.285
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.675 0.016 0.000
y 0.016 -38.008 0.000
z 0.000 0.000 -38.510
Traceless
 xyz
x -0.415 0.016 0.000
y 0.016 0.584 0.000
z 0.000 0.000 -0.169
Polar
3z2-r2-0.338
x2-y2-0.666
xy0.016
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.918 1.969 0.000
y 1.969 9.253 0.000
z 0.000 0.000 6.655


<r2> (average value of r2) Å2
<r2> 205.988
(<r2>)1/2 14.352