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All results from a given calculation for C7H8 (Norbornadiene)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-269.681327
Energy at 298.15K-269.691131
Nuclear repulsion energy289.252798
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 HF/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 A1 3381 3062 10.36      
2 A1 3257 2949 16.42      
3 A1 3197 2895 53.33      
4 A1 1809 1638 0.17      
5 A1 1625 1472 0.05      
6 A1 1383 1252 0.84      
7 A1 1225 1109 0.14      
8 A1 1009 914 8.31      
9 A1 964 873 12.37      
10 A1 840 760 4.76      
11 A1 833 755 39.78      
12 A1 460 417 4.13      
13 A2 3350 3033 0.00      
14 A2 1431 1296 0.00      
15 A2 1381 1250 0.00      
16 A2 1225 1109 0.00      
17 A2 1053 954 0.00      
18 A2 976 884 0.00      
19 A2 772 699 0.00      
20 A2 484 439 0.00      
21 B1 3378 3059 28.65      
22 B1 3251 2944 48.47      
23 B1 1767 1600 5.17      
24 B1 1365 1236 0.01      
25 B1 1182 1070 0.20      
26 B1 1125 1019 0.64      
27 B1 980 887 3.98      
28 B1 763 691 27.92      
29 B1 552 499 3.81      
30 B2 3352 3035 17.38      
31 B2 3253 2946 86.86      
32 B2 1467 1329 25.01      
33 B2 1393 1262 0.01      
34 B2 1300 1177 0.62      
35 B2 1076 975 4.16      
36 B2 1019 923 1.25      
37 B2 959 869 0.06      
38 B2 864 783 8.23      
39 B2 598 541 2.11      

Unscaled Zero Point Vibrational Energy (zpe) 30150.6 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 27301.4 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 HF/6-31G(2df,p)
ABC
0.14539 0.12072 0.10718

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.349
C2 0.000 1.113 0.271
C3 0.000 -1.113 0.271
C4 1.240 0.658 -0.519
C5 1.240 -0.658 -0.519
C6 -1.240 0.658 -0.519
C7 -1.240 -0.658 -0.519
H8 -0.891 0.000 1.967
H9 0.891 0.000 1.967
H10 0.000 2.141 0.605
H11 0.000 -2.141 0.605
H12 1.931 1.320 -1.007
H13 1.931 -1.320 -1.007
H14 -1.931 1.320 -1.007
H15 -1.931 -1.320 -1.007

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.54991.54992.33722.33722.33722.33721.08411.08412.26692.26693.31943.31943.31943.3194
C21.54992.22651.53952.30231.53952.30232.21602.21601.08113.27182.32423.35842.32423.3584
C31.54992.22652.30231.53952.30231.53952.21602.21603.27181.08113.35842.32423.35842.3242
C42.33721.53952.30231.31622.48102.80853.34032.59582.23683.26191.07312.15073.27593.7690
C52.33722.30231.53951.31622.80852.48103.34032.59583.26192.23682.15071.07313.76903.2759
C62.33721.53952.30232.48102.80851.31622.59583.34032.23683.26193.27593.76901.07312.1507
C72.33722.30231.53952.80852.48101.31622.59583.34033.26192.23683.76903.27592.15071.0731
H81.08412.21602.21603.34033.34032.59582.59581.78122.68962.68964.30644.30643.41583.4158
H91.08412.21602.21602.59582.59583.34033.34031.78122.68962.68963.41583.41584.30644.3064
H102.26691.08113.27182.23683.26192.23683.26192.68962.68964.28282.64584.27842.64584.2784
H112.26693.27181.08113.26192.23683.26192.23682.68962.68964.28284.27842.64584.27842.6458
H123.31942.32423.35841.07312.15073.27593.76904.30643.41582.64584.27842.63953.86134.6772
H133.31943.35842.32422.15071.07313.76903.27594.30643.41584.27842.64582.63954.67723.8613
H143.31942.32423.35843.27593.76901.07312.15073.41584.30642.64584.27843.86134.67722.6395
H153.31943.35842.32423.76903.27592.15071.07313.41584.30644.27842.64584.67723.86132.6395

picture of Norbornadiene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 98.319 C1 C2 C6 98.319
C1 C2 H10 117.897 C1 C3 C5 98.319
C1 C3 C7 98.319 C1 C3 H11 117.897
C2 C1 C3 91.827 C2 C1 H8 113.373
C2 C1 H9 113.373 C2 C4 C5 107.197
C2 C4 H12 124.678 C2 C6 C7 107.197
C2 C6 H14 124.678 C3 C1 H8 113.373
C3 C1 H9 113.373 C3 C5 C4 107.197
C3 C5 H13 124.678 C3 C7 C6 107.197
C3 C7 H15 124.678 C4 C2 C6 107.366
C4 C2 H10 116.096 C4 C5 H13 128.066
C5 C3 C7 107.366 C5 C3 H11 116.096
C5 C4 H12 128.066 C6 C2 H10 116.096
C6 C7 H15 128.066 C7 C3 H11 116.096
C7 C6 H14 128.066 H8 C1 H9 110.471
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.215      
2 C -0.140      
3 C -0.140      
4 C -0.139      
5 C -0.139      
6 C -0.139      
7 C -0.139      
8 H 0.124      
9 H 0.124      
10 H 0.113      
11 H 0.113      
12 H 0.144      
13 H 0.144      
14 H 0.144      
15 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.035 0.035
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.838 0.000 0.000
y 0.000 -38.734 0.000
z 0.000 0.000 -42.716
Traceless
 xyz
x -1.113 0.000 0.000
y 0.000 3.543 0.000
z 0.000 0.000 -2.430
Polar
3z2-r2-4.860
x2-y2-3.104
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.920 0.000 0.000
y 0.000 10.660 0.000
z 0.000 0.000 7.621


<r2> (average value of r2) Å2
<r2> 151.296
(<r2>)1/2 12.300