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Neptunium

E Vicipaedia
Vide etiam paginam discretivam: Neptunium (discretiva).
93 uraniumneptuniumplutonium
Pm

Np

Proprietates generales
Nomen, Symbolus, Numerus Atomicus neptunium, Np, 93

Neptunium[1] (symbolum Np) est elementum chemicum systematis periodici, cui numerus atomicus 93 est. Quod metallum radioactivum primum elementum transuranicum est, et ad actinida pertinet. Primum inventum est ab Eduino Mattison McMillan et Philippo H. Abelson anno 1940. Isotopus stabillimis eius, 237Np, in reactoriis nuclearibus efficitur. Neptunium instrumentum ad reperienda neutrona est.

  1. "Neptunium": Peter van der Krogt, "Elementa chemica" apud situm Elementymology & Elements Multidict.

Nexus externi

[recensere | fontem recensere]
Elementa chemica: series paginarum brevium

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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