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

using model chemistry: CCD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-2688.183841
Energy at 298.15K-2688.194336
HF Energy-2687.585361
Nuclear repulsion energy235.804076
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 CCD/6-31G**
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' 3207 3007 27.89      
2 A' 3173 2975 17.02      
3 A' 3136 2941 10.09      
4 A' 3116 2922 22.29      
5 A' 1570 1472 3.47      
6 A' 1555 1458 0.73      
7 A' 1546 1449 1.76      
8 A' 1475 1383 0.73      
9 A' 1425 1336 5.27      
10 A' 1300 1219 45.11      
11 A' 1153 1081 0.95      
12 A' 1084 1017 0.85      
13 A' 935 877 5.72      
14 A' 682 640 18.16      
15 A' 318 298 1.40      
16 A' 219 206 1.35      
17 A" 3245 3042 13.32      
18 A" 3202 3002 36.88      
19 A" 3179 2981 0.28      
20 A" 1561 1463 6.12      
21 A" 1363 1278 0.02      
22 A" 1289 1209 0.50      
23 A" 1095 1027 1.74      
24 A" 879 824 0.00      
25 A" 759 712 2.42      
26 A" 245 230 0.02      
27 A" 116 109 0.82      

Unscaled Zero Point Vibrational Energy (zpe) 21413.6 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 20077.4 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 CCD/6-31G**
ABC
0.84579 0.05430 0.05252

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.844 0.000
C2 1.509 0.662 0.000
C3 2.230 2.011 0.000
Br4 -0.931 -0.888 0.000
H5 -0.348 1.367 0.887
H6 -0.348 1.367 -0.887
H7 1.797 0.080 0.876
H8 1.797 0.080 -0.876
H9 3.310 1.870 0.000
H10 1.968 2.597 -0.882
H11 1.968 2.597 0.882

Atom - Atom Distances (Å)
  C1 C2 C3 Br4 H5 H6 H7 H8 H9 H10 H11
C11.51962.51671.96581.08681.08682.14032.14033.46512.77902.7790
C21.51961.52942.89012.17482.17481.09091.09092.16832.17502.1750
C32.51671.52944.28842.80082.80082.16432.16431.08951.09081.0908
Br41.96582.89014.28842.49192.49193.02403.02405.05804.61734.6173
H51.08682.17482.80082.49191.77382.50143.06033.79703.16292.6218
H61.08682.17482.80082.49191.77383.06032.50143.79702.62183.1629
H72.14031.09092.16433.02402.50143.06031.75232.50173.07492.5224
H82.14031.09092.16433.02403.06032.50141.75232.50172.52243.0749
H93.46512.16831.08955.05803.79703.79702.50172.50171.76301.7630
H102.77902.17501.09084.61733.16292.62183.07492.52241.76301.7649
H112.77902.17501.09084.61732.62183.16292.52243.07491.76301.7649

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 111.262 C1 C2 H7 109.041
C1 C2 H8 109.041 C2 C1 Br4 111.396
C2 C1 H5 112.037 C2 C1 H6 112.037
C2 C3 H9 110.652 C2 C3 H10 111.110
C2 C3 H11 111.110 C3 C2 H7 110.258
C3 C2 H8 110.258 Br4 C1 H5 105.813
Br4 C1 H6 105.813 H5 C1 H6 109.377
H7 C2 H8 106.867 H9 C3 H10 107.920
H9 C3 H11 107.920 H10 C3 H11 107.994
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability