This is the online scientific reference and dictionary of inorganic chemicals. It contains a wide range of data and information for both synthetic and naturally occurring chemicals: thermodynamic and physical data, chemical properties, productions, preparations and their history and uses. Safety notes and precautions, especially those of hazardous chemicals, are also included. 1A 2A 3B 4B 5B 6B 7B 8 8 8 1B 2B 3A 4A 5A 6A 7A O 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 + 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 * 104 Rf 105 Db 106 Sg 107 Bh 108 Hs 109 Mt 110 Ds + Lanthanide: 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 * Actinide: 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 Unless otherwise state, all the data is quoted at the standard conditions of temperature (298.15 K or 25°C) and pressure (101.325 kPa or 760 mmHg). Quote of the moment Singleness of purpose is one of the chief essentials for success in life, no matter what may be one's aim. J. D. Rockefeller

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