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

using model chemistry: wB97X-D/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 wB97X-D/6-311G**
 hartrees
Energy at 0K-2692.714723
Energy at 298.15K-2692.725219
HF Energy-2692.714723
Nuclear repulsion energy250.678347
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 wB97X-D/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' 3152 3015 29.17      
2 A' 3132 2996 18.57      
3 A' 3115 2979 11.85      
4 A' 3045 2913 28.01      
5 A' 1512 1447 10.99      
6 A' 1491 1427 7.79      
7 A' 1427 1364 6.70      
8 A' 1273 1217 51.07      
9 A' 1187 1136 28.39      
10 A' 1073 1026 12.30      
11 A' 902 863 7.66      
12 A' 565 541 18.91      
13 A' 416 397 1.68      
14 A' 310 297 2.26      
15 A' 260 248 0.60      
16 A" 3144 3007 12.14      
17 A" 3117 2981 2.36      
18 A" 3041 2909 12.46      
19 A" 1491 1426 0.04      
20 A" 1478 1414 3.64      
21 A" 1417 1356 14.06      
22 A" 1366 1306 0.07      
23 A" 1156 1106 1.12      
24 A" 964 922 0.51      
25 A" 951 909 1.35      
26 A" 296 283 0.48      
27 A" 233 223 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 20756.7 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 19853.8 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 wB97X-D/6-311G**
ABC
0.26933 0.09617 0.07591

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.907 -0.437 0.000
Br2 -0.673 0.758 0.000
H3 1.743 0.261 0.000
C4 0.907 -1.270 1.269
C5 0.907 -1.270 -1.269
H6 0.032 -1.923 1.305
H7 1.806 -1.896 1.286
H8 0.909 -0.640 2.160
H9 0.032 -1.923 -1.305
H10 1.806 -1.896 -1.286
H11 0.909 -0.640 -2.160

Atom - Atom Distances (Å)
  C1 Br2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C11.98121.08931.51781.51782.16232.14202.16952.16232.14202.1695
Br21.98122.46712.86672.86673.06343.85203.02043.06343.85203.0204
H31.08932.46712.15702.15703.06592.51182.48483.06592.51182.4848
C41.51782.86672.15702.53801.09241.09511.09082.79592.77973.4862
C51.51782.86672.15702.53802.79592.77973.48621.09241.09511.0908
H62.16233.06343.06591.09242.79591.77371.77322.60983.13983.7971
H72.14203.85202.51181.09512.77971.77371.77293.13982.57193.7754
H82.16953.02042.48481.09083.48621.77321.77293.79713.77544.3198
H92.16233.06343.06592.79591.09242.60983.13983.79711.77371.7732
H102.14203.85202.51182.77971.09513.13982.57193.77541.77371.7729
H112.16953.02042.48483.48621.09083.79713.77544.31981.77321.7729

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 110.820 C1 C4 H7 109.055
C1 C4 H8 111.495 C1 C5 H9 110.820
C1 C5 H10 109.055 C1 C5 H11 111.495
Br2 C1 H3 103.054 Br2 C1 C4 109.316
Br2 C1 C5 109.316 H3 C1 C4 110.586
H3 C1 C5 110.586 C4 C1 C5 113.461
H6 C4 H7 108.356 H6 C4 H8 108.625
H7 C4 H8 108.407 H9 C5 H10 108.356
H9 C5 H11 108.625 H10 C5 H11 108.407
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.306      
2 Br -0.094      
3 H 0.179      
4 C -0.288      
5 C -0.288      
6 H 0.134      
7 H 0.122      
8 H 0.142      
9 H 0.134      
10 H 0.122      
11 H 0.142      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.770 -1.503 0.000 2.322
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.369 -0.720 0.000
y -0.720 -38.550 0.000
z 0.000 0.000 -38.502
Traceless
 xyz
x 1.157 -0.720 0.000
y -0.720 -0.614 0.000
z 0.000 0.000 -0.543
Polar
3z2-r2-1.087
x2-y21.181
xy-0.720
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.856 -1.811 0.000
y -1.811 7.958 0.000
z 0.000 0.000 7.072


<r2> (average value of r2) Å2
<r2> 157.111
(<r2>)1/2 12.534