Cadmium est elementum chemicum metallicum transitionis numero atomico 48 et symbolo Cd praeditum.
Cadmium cancrum efficere constat. Ex mineralibus zinci nascitur. Cadmium in accumulatris pigmentisque adhibetur.
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Proprietates generales | ||||||
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Nomen, Symbolus, Numerus Atomicus | cadmium, Cd, 48 |
Ineunte saeculo 1900 pharmacopolae Hannoverenses calefacto carbonate zinci, qui apud Romanos cadmia et apud Graecos καδμία et καδμεία appellabatur, oxidum zinci album facere solebant. Interdum tamen res effecta pro colore albo foedum colorem flavum accepit.
Itaque Fridericus Stromeyer, professor Universitatis Gottingensis, examinato specimine de elemento ignoto agi coniecit, cui anno 1817 nomen imposuit cadmium a cadmia antiquorum ductum.
1 H 2 He 3 Li 4 Be 5 B 6 C 7 N 8 O 9 F 10 Ne 11 Na 12 Mg 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar 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 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 55 Cs 56 Ba 57 La 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 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 87 Fr 88 Ra 89 Ac 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 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 | |
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