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All results from a given calculation for CH3CHBrCH3 (i-propyl bromide)

using model chemistry: M06-2X/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31+G**
 hartrees
Energy at 0K-2690.280853
Energy at 298.15K-2690.291432
HF Energy-2690.280853
Nuclear repulsion energy251.941514
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 M06-2X/6-31+G**
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' 3168 3016 16.57      
2 A' 3149 2999 24.58      
3 A' 3133 2983 4.56      
4 A' 3064 2918 24.31      
5 A' 1515 1442 8.14      
6 A' 1503 1431 12.06      
7 A' 1429 1360 8.73      
8 A' 1277 1216 47.29      
9 A' 1191 1134 20.64      
10 A' 1072 1021 11.93      
11 A' 917 873 6.33      
12 A' 577 549 19.36      
13 A' 430 410 2.66      
14 A' 312 297 2.44      
15 A' 287 273 0.44      
16 A" 3163 3011 9.45      
17 A" 3138 2988 0.68      
18 A" 3061 2914 11.99      
19 A" 1492 1421 0.93      
20 A" 1489 1418 2.76      
21 A" 1417 1349 14.40      
22 A" 1357 1292 0.17      
23 A" 1164 1108 0.60      
24 A" 961 915 0.02      
25 A" 941 896 1.46      
26 A" 312 297 0.49      
27 A" 247 236 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 20881.9 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 19883.8 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 M06-2X/6-31+G**
ABC
0.27034 0.09768 0.07714

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.469 -0.894 0.000
Br2 -0.067 1.002 0.000
H3 1.559 -0.860 0.000
C4 -0.067 -1.545 1.261
C5 -0.067 -1.545 -1.261
H6 -1.160 -1.498 1.274
H7 0.236 -2.598 1.281
H8 0.312 -1.057 2.160
H9 -1.160 -1.498 -1.274
H10 0.236 -2.598 -1.281
H11 0.312 -1.057 -2.160

Atom - Atom Distances (Å)
  C1 Br2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.97061.09071.51701.51702.15342.14472.17212.15342.14472.1721
Br21.97062.47232.84262.84263.01093.83383.00823.01093.83383.0082
H31.09072.47232.16862.16863.06882.53222.50183.06882.53222.5018
C41.51702.84262.16862.52221.09361.09611.09162.76052.76843.4770
C51.51702.84262.16862.52222.76052.76843.47701.09361.09611.0916
H62.15343.01093.06881.09362.76051.77751.77422.54713.11223.7621
H72.14473.83382.53221.09612.76841.77751.77663.11222.56233.7719
H82.17213.00822.50181.09163.47701.77421.77663.76213.77194.3207
H92.15343.01093.06882.76051.09362.54713.11223.76211.77751.7742
H102.14473.83382.53222.76841.09613.11222.56233.77191.77751.7766
H112.17213.00822.50183.47701.09163.76213.77194.32071.77421.7766

picture of i-propyl bromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H6 110.094 C1 C4 H7 109.266
C1 C4 H8 111.707 C1 C5 H9 110.094
C1 C5 H10 109.266 C1 C5 H11 111.707
Br2 C1 H3 103.990 Br2 C1 C4 108.486
Br2 C1 C5 108.486 H3 C1 C4 111.487
H3 C1 C5 111.487 C4 C1 C5 112.468
H6 C4 H7 108.537 H6 C4 H8 108.565
H7 C4 H8 108.605 H9 C5 H10 108.537
H9 C5 H11 108.565 H10 C5 H11 108.605
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.284      
2 Br -0.131      
3 H 0.195      
4 C -0.411      
5 C -0.411      
6 H 0.179      
7 H 0.161      
8 H 0.181      
9 H 0.179      
10 H 0.161      
11 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.512 -2.363 0.000 2.418
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.958 -0.821 0.000
y -0.821 -38.065 0.000
z 0.000 0.000 -38.997
Traceless
 xyz
x -0.427 -0.821 0.000
y -0.821 0.913 0.000
z 0.000 0.000 -0.485
Polar
3z2-r2-0.971
x2-y2-0.893
xy-0.821
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.048 -0.306 0.000
y -0.306 9.944 0.000
z 0.000 0.000 7.719


<r2> (average value of r2) Å2
<r2> 155.626
(<r2>)1/2 12.475