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

using model chemistry: PBEPBE/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 PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-2689.840039
Energy at 298.15K-2689.850368
HF Energy-2689.840039
Nuclear repulsion energy236.181773
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 PBEPBE/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' 3061 3030 20.49      
2 A' 3014 2983 17.95      
3 A' 2987 2956 9.73      
4 A' 2976 2945 19.43      
5 A' 1458 1443 4.50      
6 A' 1441 1426 0.84      
7 A' 1430 1415 0.89      
8 A' 1360 1346 1.38      
9 A' 1310 1297 1.91      
10 A' 1206 1193 33.88      
11 A' 1085 1074 1.02      
12 A' 1022 1012 1.08      
13 A' 884 875 10.16      
14 A' 650 644 18.97      
15 A' 305 301 1.19      
16 A' 207 204 1.24      
17 A" 3077 3045 15.56      
18 A" 3053 3021 22.82      
19 A" 3023 2992 0.57      
20 A" 1449 1434 7.03      
21 A" 1274 1261 0.03      
22 A" 1199 1186 0.20      
23 A" 1024 1014 1.81      
24 A" 829 821 0.06      
25 A" 725 718 4.26      
26 A" 233 230 0.02      
27 A" 119 117 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 20198.9 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 19990.9 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 PBEPBE/6-31G(2df,p)
ABC
0.83876 0.05458 0.05278

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.830 0.000
C2 1.511 0.640 0.000
C3 2.248 1.986 0.000
Br4 -0.937 -0.873 0.000
H5 -0.345 1.372 0.893
H6 -0.345 1.372 -0.893
H7 1.799 0.045 0.884
H8 1.799 0.045 -0.884
H9 3.339 1.834 0.000
H10 1.993 2.585 -0.890
H11 1.993 2.585 0.890

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.52332.52761.94451.10001.10002.15302.15303.48652.80062.8006
C21.52331.53472.87802.18612.18611.10331.10332.18342.19282.1928
C32.52761.53474.28022.81012.81012.17922.17921.10131.10291.1029
Br41.94452.87804.28022.48832.48833.01853.01855.06104.61934.6193
H51.10002.18612.81012.48831.78632.52153.08463.81833.18072.6336
H61.10002.18612.81012.48831.78633.08462.52153.81832.63363.1807
H72.15301.10332.17923.01852.52153.08461.76732.52043.10402.5471
H82.15301.10332.17923.01853.08462.52151.76732.52042.54713.1040
H93.48652.18341.10135.06103.81833.81832.52042.52041.77951.7795
H102.80062.19281.10294.61933.18072.63363.10402.54711.77951.7807
H112.80062.19281.10294.61932.63363.18072.54713.10401.77951.7807

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 111.497 C1 C2 H7 109.056
C1 C2 H8 109.056 C2 C1 Br4 111.605
C2 C1 H5 111.872 C2 C1 H6 111.872
C2 C3 H9 110.782 C2 C3 H10 111.433
C2 C3 H11 111.433 C3 C2 H7 110.328
C3 C2 H8 110.328 Br4 C1 H5 106.297
Br4 C1 H6 106.297 H5 C1 H6 108.580
H7 C2 H8 106.434 H9 C3 H10 107.678
H9 C3 H11 107.678 H10 C3 H11 107.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.334      
2 C -0.165      
3 C -0.430      
4 Br -0.043      
5 H 0.155      
6 H 0.155      
7 H 0.131      
8 H 0.131      
9 H 0.136      
10 H 0.132      
11 H 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.290 1.689 0.000 2.125
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.227 0.016 0.000
y 0.016 -37.462 0.000
z 0.000 0.000 -38.084
Traceless
 xyz
x -0.454 0.016 0.000
y 0.016 0.693 0.000
z 0.000 0.000 -0.240
Polar
3z2-r2-0.480
x2-y2-0.765
xy0.016
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.853 1.770 0.000
y 1.770 8.853 0.000
z 0.000 0.000 6.776


<r2> (average value of r2) Å2
<r2> 206.440
(<r2>)1/2 14.368