Timeline of chemical element discoveries
Periodic table of Elements

Timeline of chemical element discoveries

Section Title: Periodic table of Elements
Table Section Text: None

Periodic table by era of discovery vte

1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18

Group →

↓ Period

1	1 H	2 He

2	3 Li	4 Be	5 B	6 C	7 N	8 O	9 F	10 Ne

3	11 Na	12 Mg	13 Al	14 Si	15 P	16 S	17 Cl	18 Ar

4	19 K	20 Ca	21 Sc	22 Ti	23 V	24 Cr	25 Mn	26 Fe	27 Co	28 Ni	29 Cu	30 Zn	31 Ga	32 Ge	33 As	34 Se	35 Br	36 Kr

5	37 Rb	38 Sr	39 Y	40 Zr	41 Nb	42 Mo	43 Tc	44 Ru	45 Rh	46 Pd	47 Ag	48 Cd	49 In	50 Sn	51 Sb	52 Te	53 I	54 Xe

6	55 Cs	56 Ba	57 La	72 Hf	73 Ta	74 W	75 Re	76 Os	77 Ir	78 Pt	79 Au	80 Hg	81 Tl	82 Pb	83 Bi	84 Po	85 At	86 Rn

7	87 Fr	88 Ra	89 Ac	104 Rf	105 Db	106 Sg	107 Bh	108 Hs	109 Mt	110 Ds	111 Rg	112 Cn	113 Nh	114 Fl	115 Mc	116 Lv	117 Ts	118 Og

58 Ce	59 Pr	60 Nd	61 Pm	62 Sm	63 Eu	64 Gd	65 Tb	66 Dy	67 Ho	68 Er	69 Tm	70 Yb	71 Lu

90 Th	91 Pa	92 U	93 Np	94 Pu	95 Am	96 Cm	97 Bk	98 Cf	99 Es	100 Fm	101 Md	102 No	103 Lr

1 (red)=Gas 3 (black)=Solid 80 (green)=Liquid 109 (gray)=Unknown Color of the atomic number shows state of matter (at 0 °C and 1 atm) Primordial From decay Synthetic Border shows natural occurrence of the element

Sentence(s)

The discovery of the 118 chemical elements known to exist as of 2019 is presented in order.

final_sentence: The discovery of the 118 chemical elements known to exist as of 2019 is presented in order.