Table 5.

Structure of HSiCl (bond lengths in Å, angle in degrees).

Method	r(Si-H)	r(Si-Cl)	∠(HSiCl)	Refs.
CCSD(T)_ae/cc-pwCVQZ	1.5138	2.0697	95.302	[29]
CCSD(T)_ae/cc-pCVQZ	1.51469	2.07122	95.303	[55]
CCSD(T)_ae/cc-pwCVQZ	1.5138	2.0697	95.31	This work
$r_{\mathrm{e}}^z$ a	1.525(5)	2.067(3)	96.9(5)	[54]
$r_{\mathrm{e}}^{\mathrm{S}\mathrm{E}}$ b	1.5146	2.0697	94.78	[29]
$r_{\mathrm{e}}^{\mathrm{S}\mathrm{E}}$ c	1.5140	2.0724	94.66	[29]
Predicates d	1.5147(20)	2.0712(50)	95.303(500)	This work
$r_{\mathrm{e}}^{\mathrm{S}\mathrm{E}}$ e	1.5145(7)	2.0719(2)	95.22(11)	This work

^a Derived from the r_z structure. ^b Rovibrational corrections from a CCSD(T)/cc-pVTZ cubic force field. ^c Rovibrational corrections from a CCSD(T)/cc-pCVTZ cubic force field. ^d Predicates from the CCSD(T)/cc-pwCVQZ structure [55]. ^e Semi-experimental rotational constants from [29] and predicates from the previous line.