Table 2.

Stabilizations for A–H bonds with H contraction orbitals removed (in kcal/mol).

	H–H	Li–H	[Be–H]+	HBe–H	B–H	C–H
ΔECon	−0.3	−0.1	−0.1	−4.3	−0.4	−1.2
ΔEPCT	−29.0	−27.6	−39.1	−16.2	−37.7	−50.5
ΔTCon	2.2	−6.5	4.4	37.8	7.7	−8.1
ΔTPCT	198.2	57.3	62.1	91.3	157.0	204.9