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All results from a given calculation for C3H7 (n-Propyl radical)

using model chemistry: ROMP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A"
Energy calculated at ROMP2/3-21G
 hartrees
Energy at 0K-117.236970
Energy at 298.15K 
HF Energy-116.978316
Nuclear repulsion energy75.267870
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 ROMP2/3-21G
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 3302 3302        
2 A 3192 3192        
3 A 3166 3166        
4 A 3158 3158        
5 A 3106 3106        
6 A 3086 3086        
7 A 3035 3035        
8 A 1606 1606        
9 A 1602 1602        
10 A 1581 1581        
11 A 1550 1550        
12 A 1490 1490        
13 A 1418 1418        
14 A 1352 1352        
15 A 1234 1234        
16 A 1120 1120        
17 A 1066 1066        
18 A 967 967        
19 A 883 883        
20 A 793 793        
21 A 470 470        
22 A 381 381        
23 A 258 258        
24 A 138 138        

Unscaled Zero Point Vibrational Energy (zpe) 19977.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19977.5 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 ROMP2/3-21G
ABC
1.06301 0.29498 0.25635

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.308 -0.300 -0.043
C2 0.079 0.571 0.068
C3 -1.234 -0.255 -0.047
H4 -2.111 0.396 0.036
H5 -1.270 -0.770 -1.011
H6 -1.280 -1.005 0.750
H7 0.075 1.109 1.030
H8 0.097 1.336 -0.719
H9 2.250 0.107 -0.390
H10 1.323 -1.270 0.441

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.51102.54283.49032.79412.79772.15792.14441.08341.0844
C21.51101.55492.19672.18692.19011.10221.09702.26762.2536
C32.54281.55491.09521.09441.09552.17522.18003.52002.7948
H43.49032.19671.09521.77921.77862.50452.51554.39173.8388
H52.79412.18691.09441.77921.77653.08322.52793.68103.0146
H62.79772.19011.09551.77861.77652.52683.08773.87342.6354
H72.15791.10222.17522.50453.08322.52681.76332.78432.7501
H82.14441.09702.18002.51552.52793.08771.76332.50093.1047
H91.08342.26763.52004.39173.68103.87342.78432.50091.8565
H101.08442.25362.79483.83883.01462.63542.75013.10471.8565

picture of n-Propyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.061 C1 C2 H7 110.360
C1 C2 H8 109.600 C2 C1 H9 120.980
C2 C1 H10 119.621 C2 C3 H4 110.775
C2 C3 H5 110.056 C2 C3 H6 110.243
C3 C2 H7 108.696 C3 C2 H8 109.365
H4 C3 H5 108.699 H4 C3 H6 108.568
H5 C3 H6 108.441 H7 C2 H8 106.602
H9 C1 H10 117.833
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROMP2/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.366      
2 C -0.482      
3 C -0.571      
4 H 0.198      
5 H 0.203      
6 H 0.196      
7 H 0.213      
8 H 0.213      
9 H 0.199      
10 H 0.196      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 60.107
(<r2>)1/2 7.753