Ab Initio Theoretical Investigation on the Geometrical and Electronic Structures of Gallium Aurides: and   

Table 1

Full valency, covalency, and electrovalency indices, covalent percentages, and natural atomic charges () calculated for anions.

Isomers	Atom	Valency	Covalency	Electrovalency	Covalent percentage
1    GaAu^−	Ga	1.02	0.41	0.61	0.40	−0.44
	Au	1.02	0.41	0.61	0.40	−0.56
5	Ga	2.03	0.87	1.15	0.43	0.05
	Au	1.01	0.44	0.58	0.44	−0.53
9	Ga	2.85	1.53	1.32	0.54	0.08
	Au	0.96	0.51	0.45	0.53	−0.36
11	Ga	3.77	2.95	0.82	0.78	−0.34
	Au	0.94	0.74	0.20	0.79	−0.17