Template:Periodic table (electron affinities)

Electron affinities in the periodic table
Group →	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18
↓ Period
1	H 73																	He(−50)
2	Li60	Be(−50)											B 27	C 122	N −0.07	O 141	F 328	Ne(−120)
3	Na53	Mg(−40)											Al42	Si134	P 72	S 200	Cl349	Ar(−96)
4	K 48	Ca2	Sc18	Ti8	V 51	Cr65	Mn(−50)	Fe15	Co64	Ni112	Cu119	Zn(−60)	Ga41	Ge119	As78	Se195	Br325	Kr(−60)
5	Rb47	Sr5	Y 30	Zr41	Nb89	Mo72	Tc(53)	Ru(101)	Rh110	Pd54	Ag126	Cd(−70)	In29	Sn107	Sb101	Te190	I 295	Xe(−80)
6	Cs46	Ba14		Hf(2)	Ta31	W 79	Re(14)	Os(106)	Ir151	Pt205	Au223	Hg(−50)	Tl36	Pb34	Bi91	Po(183)	At(222)	Rn(−70)
7	Fr(47)	Ra(10)		Rf	Db	Sg	Bh	Hs	Mt	Ds	Rg(151)	Cn(<0)	Nh(67)	Fl(<0)	Mc(35)	Lv(75)	Ts(212)	Og(5)
			La45	Ce63	Pr93	Nd(>185)	Pm(12)	Sm(16)	Eu83	Gd(13)	Tb(>112)	Dy(>34)	Ho(33)	Er(30)	Tm99	Yb(−2)	Lu33
			Ac(34)	Th(113)	Pa(53)	U (51)	Np(46)	Pu(−48)	Am(10)	Cm(27)	Bk(−165)	Cf(−97)	Es(−29)	Fm(34)	Md(94)	No(−223)	Lr(−30)
Legend
Units are kJ/mol (rounded)
For the equivalent in eV, see: Electron affinity (data page)
Parentheses denote predictions
Primordial  From decay  Synthetic Border shows natural occurrence of the element Background color shows subcategory in the metal–metalloid–nonmetal trend: Metal Metalloid Nonmetal Unknown chemical properties Alkali metal Alkaline earth metal Lan­thanide Actinide Transition metal Post-​transition metal Reactive nonmetal Noble gas

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