All results from a given calculation for C4H8 (cyclobutane)
using model chemistry: QCISD(T)/aug-cc-pVDZ
19 10 17 12 22
States and conformations
State |
Conformation |
minimum conformation |
conformer description |
state description |
1 |
1 |
yes |
D2D |
1A1 |
Energy calculated at QCISD(T)/aug-cc-pVDZ
| hartrees |
Energy at 0K | -156.776779 |
Energy at 298.15K | |
HF Energy | -156.111061 |
Nuclear repulsion energy | 125.880403 |
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 QCISD(T)/aug-cc-pVDZ
Geometric Data calculated at QCISD(T)/aug-cc-pVDZ
Point Group is D2d
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.000 |
1.088 |
0.145 |
C2 |
0.000 |
-1.088 |
0.145 |
C3 |
-1.088 |
0.000 |
-0.145 |
C4 |
1.088 |
0.000 |
-0.145 |
H5 |
0.000 |
1.370 |
1.214 |
H6 |
0.000 |
2.003 |
-0.472 |
H7 |
0.000 |
-1.370 |
1.214 |
H8 |
0.000 |
-2.003 |
-0.472 |
H9 |
-1.370 |
0.000 |
-1.214 |
H10 |
-2.003 |
0.000 |
0.472 |
H11 |
1.370 |
0.000 |
-1.214 |
H12 |
2.003 |
0.000 |
0.472 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
C3 |
C4 |
H5 |
H6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
C1 | | 2.1759 | 1.5657 | 1.5657 | 1.1056 | 1.1038 | 2.6802 | 3.1523 | 2.2152 | 2.3031 | 2.2152 | 2.3031 |
C2 | 2.1759 | | 1.5657 | 1.5657 | 2.6802 | 3.1523 | 1.1056 | 1.1038 | 2.2152 | 2.3031 | 2.2152 | 2.3031 | C3 | 1.5657 | 1.5657 | | 2.1759 | 2.2152 | 2.3031 | 2.2152 | 2.3031 | 1.1056 | 1.1038 | 2.6802 | 3.1523 | C4 | 1.5657 | 1.5657 | 2.1759 | | 2.2152 | 2.3031 | 2.2152 | 2.3031 | 2.6802 | 3.1523 | 1.1056 | 1.1038 | H5 | 1.1056 | 2.6802 | 2.2152 | 2.2152 | | 1.8008 | 2.7397 | 3.7710 | 3.1062 | 2.5380 | 3.1062 | 2.5380 | H6 | 1.1038 | 3.1523 | 2.3031 | 2.3031 | 1.8008 | | 3.7710 | 4.0070 | 2.5380 | 2.9862 | 2.5380 | 2.9862 | H7 | 2.6802 | 1.1056 | 2.2152 | 2.2152 | 2.7397 | 3.7710 | | 1.8008 | 3.1062 | 2.5380 | 3.1062 | 2.5380 | H8 | 3.1523 | 1.1038 | 2.3031 | 2.3031 | 3.7710 | 4.0070 | 1.8008 | | 2.5380 | 2.9862 | 2.5380 | 2.9862 | H9 | 2.2152 | 2.2152 | 1.1056 | 2.6802 | 3.1062 | 2.5380 | 3.1062 | 2.5380 | | 1.8008 | 2.7397 | 3.7710 | H10 | 2.3031 | 2.3031 | 1.1038 | 3.1523 | 2.5380 | 2.9862 | 2.5380 | 2.9862 | 1.8008 | | 3.7710 | 4.0070 | H11 | 2.2152 | 2.2152 | 2.6802 | 1.1056 | 3.1062 | 2.5380 | 3.1062 | 2.5380 | 2.7397 | 3.7710 | | 1.8008 | H12 | 2.3031 | 2.3031 | 3.1523 | 1.1038 | 2.5380 | 2.9862 | 2.5380 | 2.9862 | 3.7710 | 4.0070 | 1.8008 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C3 |
C2 |
88.034 |
|
C1 |
C3 |
H9 |
110.872 |
C1 |
C3 |
H10 |
118.222 |
|
C1 |
C4 |
C2 |
88.034 |
C1 |
C4 |
H11 |
110.872 |
|
C1 |
C4 |
H12 |
118.222 |
C2 |
C3 |
H9 |
110.872 |
|
C2 |
C3 |
H10 |
118.222 |
C2 |
C4 |
H11 |
110.872 |
|
C2 |
C4 |
H12 |
118.222 |
C3 |
C1 |
C4 |
88.034 |
|
C3 |
C1 |
H5 |
110.872 |
C3 |
C1 |
H6 |
118.222 |
|
C3 |
C2 |
C4 |
88.034 |
C3 |
C2 |
H7 |
110.872 |
|
C3 |
C2 |
H8 |
118.222 |
C4 |
C1 |
H5 |
110.872 |
|
C4 |
C1 |
H6 |
118.222 |
C4 |
C2 |
H7 |
110.872 |
|
C4 |
C2 |
H8 |
118.222 |
H5 |
C1 |
H6 |
109.186 |
|
H7 |
C2 |
H8 |
109.186 |
H9 |
C3 |
H10 |
109.186 |
|
H11 |
C4 |
H12 |
109.186 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability