Orbital interaction energies (ΔEorb) of all species in kcal mol−1, with the Au fragment prepared in the [Xe] 4f145d106sn state with n = (0, 1, 2) corresponding to gold(i), gold(0) and gold(–i), respectively.
| Species | s0d10 | s1d10 | s2d10 |
|---|---|---|---|
| 1a (X = Al, L = P) | −166 | −123 | −273 |
| 1b (X = Al, L = C) | −173 | −137 | −294 |
| 2a (X = B, L = P) | −185 | −151 | −388 |
| 2b (X = B, L = C) | −196 | −172 | −370 |