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

using model chemistry: HSEh1PBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/3-21G*
 hartrees
Energy at 0K-2679.462222
Energy at 298.15K-2679.472728
HF Energy-2679.462222
Nuclear repulsion energy236.192094
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 HSEh1PBE/3-21G*
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' 3148 3022 20.64      
2 A' 3120 2995 13.99      
3 A' 3091 2967 5.25      
4 A' 3065 2943 17.60      
5 A' 1566 1503 10.62      
6 A' 1551 1488 4.34      
7 A' 1531 1470 3.13      
8 A' 1463 1404 12.31      
9 A' 1388 1332 4.47      
10 A' 1292 1241 26.08      
11 A' 1139 1093 7.26      
12 A' 1042 1000 2.12      
13 A' 920 884 11.07      
14 A' 693 665 17.93      
15 A' 323 310 1.31      
16 A' 216 207 1.36      
17 A" 3189 3061 10.66      
18 A" 3148 3022 21.47      
19 A" 3123 2998 1.37      
20 A" 1564 1501 12.80      
21 A" 1363 1308 0.01      
22 A" 1280 1229 0.06      
23 A" 1096 1052 3.33      
24 A" 886 850 0.12      
25 A" 770 739 8.61      
26 A" 246 236 0.05      
27 A" 123 118 0.61      

Unscaled Zero Point Vibrational Energy (zpe) 21167.8 cm-1
Scaled (by 0.9599) Zero Point Vibrational Energy (zpe) 20319.0 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 HSEh1PBE/3-21G*
ABC
0.83386 0.05473 0.05290

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.843 0.000
C2 1.510 0.636 0.000
C3 2.238 1.990 0.000
Br4 -0.933 -0.876 0.000
H5 -0.333 1.376 0.894
H6 -0.333 1.376 -0.894
H7 1.792 0.053 0.884
H8 1.792 0.053 -0.884
H9 3.323 1.843 0.000
H10 1.972 2.575 -0.889
H11 1.972 2.575 0.889

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.52422.51431.95681.09221.09222.14852.14853.47002.77062.7706
C21.52421.53692.87382.17752.17751.09581.09582.17782.18192.1819
C32.51431.53694.27462.78992.78992.17512.17511.09521.09641.0964
Br41.95682.87384.27462.49622.49623.01213.01215.05094.59804.5980
H51.09222.17752.78992.49621.78792.50233.06973.79243.15102.5982
H61.09222.17752.78992.49621.78793.06972.50233.79242.59823.1510
H72.14851.09582.17513.01212.50233.06971.76832.51583.08752.5277
H82.14851.09582.17513.01213.06972.50231.76832.51582.52773.0875
H93.47002.17781.09525.05093.79243.79242.51582.51581.77481.7748
H102.77062.18191.09644.59803.15102.59823.08752.52771.77481.7776
H112.77062.18191.09644.59802.59823.15102.52773.08751.77481.7776

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 110.443 C1 C2 H7 109.082
C1 C2 H8 109.082 C2 C1 Br4 110.679
C2 C1 H5 111.596 C2 C1 H6 111.596
C2 C3 H9 110.537 C2 C3 H10 110.794
C2 C3 H11 110.794 C3 C2 H7 110.295
C3 C2 H8 110.295 Br4 C1 H5 106.430
Br4 C1 H6 106.430 H5 C1 H6 109.857
H7 C2 H8 107.580 H9 C3 H10 108.153
H9 C3 H11 108.153 H10 C3 H11 108.313
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.474      
2 C -0.457      
3 C -0.629      
4 Br -0.083      
5 H 0.255      
6 H 0.255      
7 H 0.238      
8 H 0.238      
9 H 0.226      
10 H 0.216      
11 H 0.216      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.194 1.660 0.000 2.045
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.203 0.217 0.000
y 0.217 -37.142 0.000
z 0.000 0.000 -38.207
Traceless
 xyz
x -0.529 0.217 0.000
y 0.217 1.063 0.000
z 0.000 0.000 -0.535
Polar
3z2-r2-1.069
x2-y2-1.062
xy0.217
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.193 1.678 0.000
y 1.678 7.538 0.000
z 0.000 0.000 5.462


<r2> (average value of r2) Å2
<r2> 205.847
(<r2>)1/2 14.347