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

using model chemistry: CCSD(T)/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/cc-pVDZ
 hartrees
Energy at 0K-2690.714082
Energy at 298.15K-2690.724515
HF Energy-2690.077205
Nuclear repulsion energy234.570306
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 CCSD(T)/cc-pVDZ
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' 3132 3065        
2 A' 3091 3025        
3 A' 3060 2996        
4 A' 3040 2976        
5 A' 1496 1465        
6 A' 1481 1450        
7 A' 1474 1443        
8 A' 1408 1378        
9 A' 1364 1335        
10 A' 1245 1219        
11 A' 1119 1095        
12 A' 1061 1038        
13 A' 912 892        
14 A' 666 652        
15 A' 311 305        
16 A' 213 209        
17 A" 3160 3093        
18 A" 3125 3059        
19 A" 3102 3037        
20 A" 1487 1455        
21 A" 1311 1283        
22 A" 1237 1211        
23 A" 1054 1032        
24 A" 850 832        
25 A" 742 727        
26 A" 244 238        
27 A" 118 115        

Unscaled Zero Point Vibrational Energy (zpe) 20750.9 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 20310.9 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 CCSD(T)/cc-pVDZ
ABC
0.83156 0.05385 0.05209

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.840 0.000
C2 1.519 0.662 0.000
C3 2.234 2.024 0.000
Br4 -0.934 -0.891 0.000
H5 -0.350 1.376 0.899
H6 -0.350 1.376 -0.899
H7 1.815 0.073 0.889
H8 1.815 0.073 -0.889
H9 3.331 1.890 0.000
H10 1.963 2.617 -0.895
H11 1.963 2.617 0.895

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.52892.52821.96691.10381.10382.16152.16153.49302.79512.7951
C21.52891.53792.90332.19312.19311.10711.10712.18952.19512.1951
C32.52821.53794.30502.81142.81142.18432.18431.10561.10731.1073
Br41.96692.90334.30502.50802.50803.04603.04605.09234.63694.6369
H51.10382.19312.81142.50801.79812.52673.09553.82433.17952.6248
H61.10382.19312.81142.50801.79813.09552.52673.82432.62483.1795
H72.16151.10712.18433.04602.52673.09551.77872.52843.11062.5477
H82.16151.10712.18433.04603.09552.52671.77872.52842.54773.1106
H93.49302.18951.10565.09233.82433.82432.52842.52841.78911.7891
H102.79512.19511.10734.63693.17952.62483.11062.54771.78911.7905
H112.79512.19511.10734.63692.62483.17952.54773.11061.78911.7905

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 111.047 C1 C2 H7 109.118
C1 C2 H8 109.118 C2 C1 Br4 111.692
C2 C1 H5 111.802 C2 C1 H6 111.802
C2 C3 H9 110.776 C2 C3 H10 111.117
C2 C3 H11 111.117 C3 C2 H7 110.282
C3 C2 H8 110.282 Br4 C1 H5 106.077
Br4 C1 H6 106.077 H5 C1 H6 109.068
H7 C2 H8 106.892 H9 C3 H10 107.896
H9 C3 H11 107.896 H10 C3 H11 107.897
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability