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

using model chemistry: B3LYP/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-2690.428516
Energy at 298.15K-2690.438925
HF Energy-2690.428516
Nuclear repulsion energy236.235872
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/6-31G(2df,p)
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' 3110 3002 26.50      
2 A' 3083 2975 16.79      
3 A' 3047 2940 10.64      
4 A' 3034 2927 21.45      
5 A' 1509 1456 3.85      
6 A' 1492 1440 0.59      
7 A' 1482 1430 1.25      
8 A' 1413 1363 0.91      
9 A' 1363 1315 1.80      
10 A' 1254 1210 40.17      
11 A' 1112 1073 1.15      
12 A' 1035 999 1.12      
13 A' 903 871 7.68      
14 A' 658 635 22.03      
15 A' 310 299 1.53      
16 A' 213 206 1.25      
17 A" 3143 3033 13.68      
18 A" 3104 2995 32.62      
19 A" 3078 2970 0.20      
20 A" 1499 1446 6.18      
21 A" 1318 1272 0.04      
22 A" 1242 1198 0.23      
23 A" 1060 1023 1.55      
24 A" 857 827 0.01      
25 A" 746 720 3.43      
26 A" 237 229 0.02      
27 A" 118 114 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 20708.9 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 19984.1 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/6-31G(2df,p)
ABC
0.84550 0.05449 0.05270

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.833 0.000
C2 1.510 0.647 0.000
C3 2.244 1.993 0.000
Br4 -0.936 -0.877 0.000
H5 -0.345 1.366 0.887
H6 -0.345 1.366 -0.887
H7 1.799 0.059 0.878
H8 1.799 0.059 -0.878
H9 3.328 1.842 0.000
H10 1.990 2.587 -0.885
H11 1.990 2.587 0.885

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.52172.52661.94921.09101.09102.14642.14643.47752.79692.7969
C21.52171.53362.88182.17852.17851.09521.09522.17552.18602.1860
C32.52661.53364.28392.80772.80772.17012.17011.09391.09541.0954
Br41.94922.88184.28392.48392.48393.02123.02125.05694.62034.6203
H51.09102.17852.80772.48391.77372.51153.06943.80803.17522.6351
H61.09102.17852.80772.48391.77373.06942.51153.80802.63513.1752
H72.14641.09522.17013.02122.51153.06941.75562.50733.08772.5353
H82.14641.09522.17013.02123.06942.51151.75562.50732.53533.0877
H93.47752.17551.09395.05693.80803.80802.50732.50731.76791.7679
H102.79692.18601.09544.62033.17522.63513.08772.53531.76791.7693
H112.79692.18601.09544.62032.63513.17522.53533.08771.76791.7693

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 111.575 C1 C2 H7 109.127
C1 C2 H8 109.127 C2 C1 Br4 111.665
C2 C1 H5 111.932 C2 C1 H6 111.932
C2 C3 H9 110.670 C2 C3 H10 111.418
C2 C3 H11 111.418 C3 C2 H7 110.164
C3 C2 H8 110.164 Br4 C1 H5 106.111
Br4 C1 H6 106.111 H5 C1 H6 108.750
H7 C2 H8 106.547 H9 C3 H10 107.716
H9 C3 H11 107.716 H10 C3 H11 107.732
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.305      
2 C -0.138      
3 C -0.397      
4 Br -0.056      
5 H 0.146      
6 H 0.146      
7 H 0.119      
8 H 0.119      
9 H 0.124      
10 H 0.121      
11 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.305 1.746 0.000 2.180
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.396 -0.083 0.000
y -0.083 -37.613 0.000
z 0.000 0.000 -38.138
Traceless
 xyz
x -0.521 -0.083 0.000
y -0.083 0.654 0.000
z 0.000 0.000 -0.133
Polar
3z2-r2-0.267
x2-y2-0.783
xy-0.083
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.580 1.721 0.000
y 1.721 8.689 0.000
z 0.000 0.000 6.636


<r2> (average value of r2) Å2
<r2> 206.666
(<r2>)1/2 14.376