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

using model chemistry: B3LYP/TZVP

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/TZVP
 hartrees
Energy at 0K-2692.771001
Energy at 298.15K-2692.781406
HF Energy-2692.771001
Nuclear repulsion energy248.790122
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/TZVP
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' 3131 3023 24.87      
2 A' 3109 3001 13.97      
3 A' 3089 2982 10.42      
4 A' 3029 2925 33.72      
5 A' 1509 1457 6.92      
6 A' 1494 1443 10.87      
7 A' 1429 1379 4.85      
8 A' 1257 1213 46.56      
9 A' 1182 1141 37.23      
10 A' 1060 1023 10.15      
11 A' 884 853 10.17      
12 A' 523 505 22.03      
13 A' 406 392 2.38      
14 A' 291 281 3.14      
15 A' 256 248 0.92      
16 A" 3124 3016 12.06      
17 A" 3091 2984 3.75      
18 A" 3023 2919 8.86      
19 A" 1489 1437 0.41      
20 A" 1482 1431 2.79      
21 A" 1413 1364 10.96      
22 A" 1365 1318 1.56      
23 A" 1143 1104 1.70      
24 A" 954 921 1.10      
25 A" 949 917 0.61      
26 A" 281 271 0.56      
27 A" 236 228 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 20599.5 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 19886.7 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/TZVP
ABC
0.26760 0.09430 0.07459

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.446 -0.925 0.000
Br2 -0.065 1.023 0.000
H3 1.533 -0.877 0.000
C4 -0.065 -1.573 1.272
C5 -0.065 -1.573 -1.272
H6 -1.155 -1.557 1.311
H7 0.261 -2.617 1.297
H8 0.320 -1.074 2.161
H9 -1.155 -1.557 -1.311
H10 0.261 -2.617 -1.297
H11 0.320 -1.074 -2.161

Atom - Atom Distances (Å)
  C1 Br2 H3 C4 C5 H6 H7 H8 H9 H10 H11
C12.01381.08781.51631.51632.16422.14052.16942.16422.14052.1694
Br22.01382.48282.89042.89043.09213.87823.03503.09213.87823.0350
H31.08782.48282.15762.15763.06732.51552.48553.06732.51552.4855
C41.51632.89042.15762.54431.09111.09491.08942.80432.79303.4902
C51.51632.89042.15762.54432.80432.79303.49021.09111.09491.0894
H62.16423.09213.06731.09112.80431.77001.76962.62293.15263.8034
H72.14053.87822.51551.09492.79301.77001.76973.15262.59493.7875
H82.16943.03502.48551.08943.49021.76961.76973.80343.78754.3213
H92.16423.09213.06732.80431.09112.62293.15263.80341.77001.7696
H102.14053.87822.51552.79301.09493.15262.59493.78751.77001.7697
H112.16943.03502.48553.49021.08943.80343.78754.32131.76961.7697

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 111.153 C1 C4 H7 109.048
C1 C4 H8 111.678 C1 C5 H9 111.153
C1 C5 H10 109.048 C1 C5 H11 111.678
Br2 C1 H3 102.201 Br2 C1 C4 109.114
Br2 C1 C5 109.114 H3 C1 C4 110.829
H3 C1 C5 110.829 C4 C1 C5 114.066
H6 C4 H7 108.132 H6 C4 H8 108.493
H7 C4 H8 108.230 H9 C5 H10 108.132
H9 C5 H11 108.493 H10 C5 H11 108.230
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.058      
2 Br -0.183      
3 H 0.152      
4 C -0.338      
5 C -0.338      
6 H 0.127      
7 H 0.114      
8 H 0.142      
9 H 0.127      
10 H 0.114      
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
  0.489 -2.390 0.000 2.440
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.860 -0.758 0.000
y -0.758 -37.868 0.000
z 0.000 0.000 -38.848
Traceless
 xyz
x -0.502 -0.758 0.000
y -0.758 0.986 0.000
z 0.000 0.000 -0.484
Polar
3z2-r2-0.967
x2-y2-0.992
xy-0.758
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.609 -0.440 0.000
y -0.440 10.437 0.000
z 0.000 0.000 7.577


<r2> (average value of r2) Å2
<r2> 159.427
(<r2>)1/2 12.626