Table 3. Calculated average Mulliken charges of the electrons of the structures in (e) units.

Structure	Element
	H	F	Al	P	S	Ti
BP	—	—	—	—	—	—
HF + BP	0.550 (0.640)	−0.630 (−0.640)	—	0.002	—	—
H2S + BP	0.195 (0.200)	—	—	−0.001	−0.390 (−0.400)	—
Al-BP	—	—	0.660	−0.018	—	—
HF + Al-BP	0.110	−0.730	1.220	−0.016	—	—
H2S + Al-BP	0.145	—	0.780	−0.024	−0.200	—
Ti-BP	—	—	—	−0.019	—	0.690
HF + Ti-BP	0.470	−0.530	—	−0.022	—	0.800
H2S + Ti-BP	0.155	—	—	−0.023	−0.230	0.700