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

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-2692.844369
Energy at 298.15K-2692.854806
HF Energy-2692.844369
Nuclear repulsion energy236.199563
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 mPW1PW91/6-311G*
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' 3135 2992 34.11      
2 A' 3115 2973 20.28      
3 A' 3075 2935 11.81      
4 A' 3056 2916 27.98      
5 A' 1526 1457 9.51      
6 A' 1511 1442 1.66      
7 A' 1500 1432 2.46      
8 A' 1430 1365 3.68      
9 A' 1379 1316 9.49      
10 A' 1274 1216 40.17      
11 A' 1131 1079 2.37      
12 A' 1058 1010 1.68      
13 A' 919 877 10.86      
14 A' 664 634 25.09      
15 A' 312 298 1.77      
16 A' 213 204 1.49      
17 A" 3180 3035 16.03      
18 A" 3131 2989 42.39      
19 A" 3107 2965 0.04      
20 A" 1520 1451 11.18      
21 A" 1339 1278 0.00      
22 A" 1256 1198 0.50      
23 A" 1078 1029 3.31      
24 A" 865 826 0.00      
25 A" 751 717 5.51      
26 A" 239 228 0.06      
27 A" 117 112 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 20939.0 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 19984.2 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 mPW1PW91/6-311G*
ABC
0.85261 0.05445 0.05269

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.835 0.000
C2 1.504 0.673 0.000
C3 2.204 2.028 0.000
Br4 -0.923 -0.893 0.000
H5 -0.357 1.356 0.886
H6 -0.357 1.356 -0.886
H7 1.806 0.093 0.876
H8 1.806 0.093 -0.876
H9 3.289 1.903 0.000
H10 1.941 2.617 -0.883
H11 1.941 2.617 0.883

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.51282.50641.95891.08861.08862.13972.13973.45792.77912.7791
C21.51281.52502.88892.17192.17191.09301.09302.16742.17902.1790
C32.50641.52504.27942.79242.79242.16082.16081.09181.09301.0930
Br41.95892.88894.27942.48282.48283.03143.03145.05574.61564.6156
H51.08862.17192.79242.48281.77242.50483.06263.79183.16242.6216
H61.08862.17192.79242.48281.77243.06262.50483.79182.62163.1624
H72.13971.09302.16083.03142.50483.06261.75232.49843.07892.5272
H82.13971.09302.16083.03143.06262.50481.75232.49842.52723.0789
H93.45792.16741.09185.05573.79183.79182.49842.49841.76181.7618
H102.77912.17901.09304.61563.16242.62163.07892.52721.76181.7650
H112.77912.17901.09304.61562.62163.16242.52723.07891.76181.7650

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 111.187 C1 C2 H7 109.332
C1 C2 H8 109.332 C2 C1 Br4 111.994
C2 C1 H5 112.181 C2 C1 H6 112.181
C2 C3 H9 110.752 C2 C3 H10 111.610
C2 C3 H11 111.610 C3 C2 H7 110.155
C3 C2 H8 110.155 Br4 C1 H5 105.533
Br4 C1 H6 105.533 H5 C1 H6 108.992
H7 C2 H8 106.564 H9 C3 H10 107.488
H9 C3 H11 107.488 H10 C3 H11 107.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.533      
2 C -0.444      
3 C -0.661      
4 Br -0.063      
5 H 0.267      
6 H 0.267      
7 H 0.240      
8 H 0.240      
9 H 0.236      
10 H 0.225      
11 H 0.225      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.341 1.867 0.000 2.298
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.771 0.066 0.000
y 0.066 -38.014 0.000
z 0.000 0.000 -38.622
Traceless
 xyz
x -0.453 0.066 0.000
y 0.066 0.683 0.000
z 0.000 0.000 -0.230
Polar
3z2-r2-0.460
x2-y2-0.757
xy0.066
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.028 1.964 0.000
y 1.964 8.500 0.000
z 0.000 0.000 5.862


<r2> (average value of r2) Å2
<r2> 206.882
(<r2>)1/2 14.383