return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5CH2 (benzyl radical)

using model chemistry: B3PW91/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B1
Energy calculated at B3PW91/cc-pVDZ
 hartrees
Energy at 0K-270.829544
Energy at 298.15K-270.836444
HF Energy-270.829544
Nuclear repulsion energy259.507426
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 B3PW91/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 A1 3216 3103 11.56      
2 A1 3197 3085 4.64      
3 A1 3181 3070 6.43      
4 A1 3161 3050 4.72      
5 A1 1619 1563 0.83      
6 A1 1502 1450 7.51      
7 A1 1470 1418 0.24      
8 A1 1290 1245 3.53      
9 A1 1177 1136 0.04      
10 A1 1043 1006 2.62      
11 A1 992 957 0.27      
12 A1 835 806 0.34      
13 A1 529 510 0.31      
14 A2 978 944 0.00      
15 A2 834 805 0.00      
16 A2 495 478 0.00      
17 A2 388 374 0.00      
18 B1 994 960 0.00      
19 B1 904 873 3.83      
20 B1 774 747 42.69      
21 B1 702 677 0.70      
22 B1 685 661 44.91      
23 B1 479 462 12.41      
24 B1 200 193 1.13      
25 B2 3272 3157 6.33      
26 B2 3202 3090 31.89      
27 B2 3184 3073 0.67      
28 B2 1596 1540 0.52      
29 B2 1474 1422 5.86      
30 B2 1374 1326 0.65      
31 B2 1326 1279 0.89      
32 B2 1164 1123 0.02      
33 B2 1112 1073 3.78      
34 B2 964 930 1.60      
35 B2 620 599 0.00      
36 B2 353 341 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 25142.5 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 24262.5 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 B3PW91/cc-pVDZ
ABC
0.18455 0.08992 0.06046

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.995
C2 0.000 1.217 0.252
C3 0.000 1.211 -1.134
C4 0.000 0.000 -1.840
C5 0.000 -1.211 -1.134
C6 0.000 -1.217 0.252
C7 0.000 0.000 2.403
H8 0.000 2.165 0.796
H9 0.000 2.158 -1.679
H10 0.000 0.000 -2.932
H11 0.000 -2.158 -1.679
H12 0.000 -2.165 0.796
H13 0.000 0.936 2.965
H14 0.000 -0.936 2.965

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14
C11.42542.44882.83442.44881.42541.40832.17433.43593.92633.43592.17432.18112.1811
C21.42541.38612.42042.79582.43392.47101.09312.14863.40883.88863.42562.72713.4628
C32.44881.38611.40192.42222.79583.73822.15271.09272.16793.41303.88894.10794.6267
C42.83442.42041.40191.40192.42044.24273.41112.16401.09202.16403.41114.89494.8949
C52.44882.79582.42221.40191.38613.73823.88893.41302.16791.09272.15274.62674.1079
C61.42542.43392.79582.42041.38612.47103.42563.88863.40882.14861.09313.46282.7271
C71.40832.47103.73824.24273.73822.47102.69644.61735.33464.61732.69641.09141.0914
H82.17431.09312.15273.41113.88893.42562.69642.47514.31094.98164.33052.49333.7841
H93.43592.14861.09272.16403.41303.88864.61732.47512.49524.31604.98164.80235.5801
H103.92633.40882.16791.09202.16793.40885.33464.31092.49522.49524.31095.97045.9704
H113.43593.88863.41302.16401.09272.14864.61734.98164.31602.49522.47515.58014.8023
H122.17433.42563.88893.41112.15271.09312.69644.33054.98164.31092.47513.78412.4933
H132.18112.72714.10794.89494.62673.46281.09142.49334.80235.97045.58013.78411.8711
H142.18113.46284.62674.89494.10792.72711.09143.78415.58015.97044.80232.49331.8711

picture of benzyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 121.138 C1 C2 H8 118.799
C1 C6 C5 121.138 C1 C6 H12 118.799
C1 C7 H13 120.995 C1 C7 H14 120.995
C2 C1 C6 117.242 C2 C1 C7 121.379
C2 C3 C4 120.484 C2 C3 H9 119.702
C3 C2 H8 120.063 C3 C4 C5 119.514
C3 C4 H10 120.243 C4 C3 H9 119.814
C4 C5 C6 120.484 C4 C5 H11 119.814
C5 C1 C7 150.358 C5 C4 H10 120.243
C5 C6 H12 120.063 C6 C5 H11 119.702
H13 C7 H14 118.009
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.083      
2 C -0.003      
3 C 0.008      
4 C -0.008      
5 C 0.008      
6 C -0.003      
7 C 0.009      
8 H -0.008      
9 H 0.005      
10 H 0.004      
11 H 0.005      
12 H -0.008      
13 H 0.038      
14 H 0.038      


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 -0.091 0.091
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.680 0.000 0.000
y 0.000 -36.842 0.000
z 0.000 0.000 -37.134
Traceless
 xyz
x -8.692 0.000 0.000
y 0.000 4.565 0.000
z 0.000 0.000 4.127
Polar
3z2-r28.253
x2-y2-8.838
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.240 0.000 0.000
y 0.000 11.964 0.000
z 0.000 0.000 16.520


<r2> (average value of r2) Å2
<r2> 190.884
(<r2>)1/2 13.816