Ķīmisko elementu relatīvās elektronegativitātes (pēc L. K. Polinga)
	Periods	I A							VIII A
		2.1
	1	H							He
		1	II A	III A	IV A	VA	VI A	VII A	2
		1.0	1.5	2.0	2.5	3.0	3.5	4.0			3.0	Elektronegativitāte
	2	Li	Be	B	C	N	O	F	Ne		N	Simbols
		3	4	5	6	7	8	9	10		7	Atomnumurs
		0.9	1.2	1.5	1.8	2.1	2.5	3.0
	3	Na	Mg	Al	Si	P	S	Cl	Ar
		11	12	13	14	15	16	17	18
		0.8	1.0	1.6	1.8	2.0	2.4	2.8	3.0
	4	K	Ca	Ga	Ge	As	Se	Br	Kr
		19	20	31	32	33	34	35	36
		0.8	1.0	1.7	1.8	1.9	2.1	2.5	2.6
	5	Rb	Sr	In	Sn	Sb	Te	I	Xe
		37	38	49	50	51	52	53	54
		0.7	0.9	1.8	1.8	1.9	2.0	2.2	2.4
	6	Cs	Ba	Tl	Pb	Bi	Po	At	Rn
		55	56	81	82	83	84	85	86
		0.7	0.9
	7	Fr	Ra
		87	88