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

using model chemistry: B3LYP/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/SDD
 hartrees
Energy at 0K-131.900940
Energy at 298.15K-131.911253
HF Energy-131.900940
Nuclear repulsion energy106.527550
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 B3LYP/SDD
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 3014 48.71      
2 A' 3117 2997 20.38      
3 A' 3070 2951 14.76      
4 A' 3038 2921 34.72      
5 A' 1532 1472 13.87      
6 A' 1521 1462 3.92      
7 A' 1496 1439 3.56      
8 A' 1436 1381 10.76      
9 A' 1370 1317 8.34      
10 A' 1269 1220 42.04      
11 A' 1130 1086 5.43      
12 A' 1044 1003 5.87      
13 A' 912 877 16.18      
14 A' 617 593 35.17      
15 A' 294 282 3.38      
16 A' 206 198 2.23      
17 A" 3202 3078 23.27      
18 A" 3137 3016 58.99      
19 A" 3111 2991 1.41      
20 A" 1520 1462 13.86      
21 A" 1319 1268 0.20      
22 A" 1248 1200 0.12      
23 A" 1058 1017 3.77      
24 A" 867 834 0.01      
25 A" 764 734 10.46      
26 A" 221 212 0.05      
27 A" 104 100 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 20868.2 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 20060.6 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 B3LYP/SDD
ABC
0.82840 0.05184 0.05018

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.880 0.000
C2 1.523 0.730 0.000
C3 2.211 2.116 0.000
Br4 -0.928 -0.938 0.000
H5 -0.376 1.377 0.897
H6 -0.376 1.377 -0.897
H7 1.835 0.157 0.882
H8 1.835 0.157 -0.882
H9 3.302 1.998 0.000
H10 1.937 2.700 -0.889
H11 1.937 2.700 0.889

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.53002.53342.04151.09251.09252.16092.16093.48602.80242.8024
C21.53001.54822.96462.19782.19781.09721.09722.18502.20092.2009
C32.53341.54824.38032.83682.83682.18112.18111.09701.09821.0982
Br42.04152.96464.38032.54352.54353.10113.10115.14934.71554.7155
H51.09252.19782.83682.54351.79452.52583.08973.83673.20792.6648
H61.09252.19782.83682.54351.79453.08972.52583.83672.66483.2079
H72.16091.09722.18113.10112.52583.08971.76442.51333.10042.5449
H82.16091.09722.18113.10113.08972.52581.76442.51332.54493.1004
H93.48602.18501.09705.14933.83673.83672.51332.51331.77391.7739
H102.80242.20091.09824.71553.20792.66483.10042.54491.77391.7772
H112.80242.20091.09824.71552.66483.20792.54493.10041.77391.7772

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 110.772 C1 C2 H7 109.572
C1 C2 H8 109.572 C2 C1 Br4 111.409
C2 C1 H5 112.801 C2 C1 H6 112.801
C2 C3 H9 110.218 C2 C3 H10 111.409
C2 C3 H11 111.409 C3 C2 H7 109.902
C3 C2 H8 109.902 Br4 C1 H5 104.381
Br4 C1 H6 104.381 H5 C1 H6 110.426
H7 C2 H8 107.046 H9 C3 H10 107.818
H9 C3 H11 107.818 H10 C3 H11 108.022
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.576      
2 C -0.271      
3 C -0.621      
4 Br -0.066      
5 H 0.253      
6 H 0.253      
7 H 0.209      
8 H 0.209      
9 H 0.213      
10 H 0.198      
11 H 0.198      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.601 2.278 0.000 2.784
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.382 0.023 0.000
y 0.023 -34.365 0.000
z 0.000 0.000 -35.293
Traceless
 xyz
x -0.553 0.023 0.000
y 0.023 0.973 0.000
z 0.000 0.000 -0.420
Polar
3z2-r2-0.839
x2-y2-1.018
xy0.023
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.061 2.559 0.000
y 2.559 8.536 0.000
z 0.000 0.000 4.708


<r2> (average value of r2) Å2
<r2> 164.617
(<r2>)1/2 12.830