Template: Mendeleev table

Group →	I	II	III	IV	V	VI	VII	VIII
Period ↓
1	1 H
2	7 Li	9.4 Be	11 B	12 C	14 N	16 O	19 F
3	23 Na	24 Mg	27.3 Al	28 Si	31 P	32 S	35.5 Cl
4	39 K	40 Ca	44 ?	48 Ti	51 V	52 Cr	55 Mn	56, 59, 59 Fe, Co, Ni
5	63 Cu	65 Zn	68 ?	72 ?	75 As	78 Se	80 Br
6	85 Rb	87 Sr	88 ?Yt	90 Zr	94 Nb	96 Mo	100 ?	104, 104, 106 Ru, Rh, Pd
7	108 Ag	112 Cd	113 In	118 Sn	122 Sb	125 Te	127 I
8	133 Cs	137 Ba	138 ?Di	140 ?Ce
9
10			178 ?Er	180 ?La	182 Ta	184 W		195, 197, 198 Os, Ir, Pt
11	199 Au	200 Hg	204 Tl	207 Pb	208 Bi
12				231 Th		240 U

Groups of Mendeleev's Table

Group I	Group II	Group III	Group IV
Group V	Group VI	Group VII	Group VIII