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 SiH3CCl3 ((trichloromethyl)silane)

using model chemistry: CCSD/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD/cc-pV(T+d)Z
 hartrees
Energy at 0K-1708.039458
Energy at 298.15K 
HF Energy-1707.109910
Nuclear repulsion energy438.823610
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 CCSD/cc-pV(T+d)Z
Rotational Constants (cm-1) from geometry optimized at CCSD/cc-pV(T+d)Z
ABC
0.05588 0.05489 0.05489

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pV(T+d)Z

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.866
C2 0.000 0.000 -0.049
H3 0.000 -1.407 2.305
H4 1.219 0.704 2.305
H5 -1.219 0.704 2.305
Cl6 0.000 1.679 -0.642
Cl7 1.454 -0.839 -0.642
Cl8 -1.454 -0.839 -0.642

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.91511.47401.47401.47403.01823.01823.0182
C21.91512.74272.74272.74271.78051.78051.7805
H31.47402.74272.43712.43714.26733.33503.3350
H41.47402.74272.43712.43713.33503.33504.2673
H51.47402.74272.43712.43713.33504.26733.3350
Cl63.01821.78054.26733.33503.33502.90792.9079
Cl73.01821.78053.33503.33504.26732.90792.9079
Cl83.01821.78053.33504.26733.33502.90792.9079

picture of (trichloromethyl)silane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 Cl6 109.454 Si1 C2 Cl7 109.454
Si1 C2 Cl8 109.454 C2 Si1 H3 107.332
C2 Si1 H4 107.332 C2 Si1 H5 107.332
H3 Si1 H4 111.523 H3 Si1 H5 111.523
H4 Si1 H5 111.523 Cl6 C2 Cl7 109.489
Cl6 C2 Cl8 109.489 Cl7 C2 Cl8 109.489
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability