Boron

5 Atomic Number

Boron

Atomic Weight 10.81

Melting Point 2076°C

Boiling Point 3927°C

Element & Symbol	Atomic Number	Major Use(s)
Boron (B)	5	Hard, black/brown metalloid (often classified as a nonmetal); high melting point.	Borosilicate glass (Pyrex), detergents, semiconductors, neutron absorber.

14 Atomic Number

Silicon

Atomic Weight 28.085

Melting Point 1414°C

Boiling Point 3265°C

15 Atomic Number

Phosphorus

Atomic Weight 30.974

Melting Point 44.15°C

Boiling Point 280.5°C

19 Atomic Number

Potassium

Atomic Weight 39.098

Melting Point 63.5°C

Boiling Point 759°C

20 Atomic Number

Calcium

Atomic Weight 40.078

Melting Point 842°C

Boiling Point 1484°C

21 Atomic Number

Scandium

Atomic Weight 44.956

Melting Point 1541°C

Boiling Point 2836°C

22 Atomic Number

Titanium

Atomic Weight 47.867

Melting Point 1668°C

Boiling Point 3287°C

23 Atomic Number

Vanadium

Atomic Weight 50.942

Melting Point 1910°C

Boiling Point 3407°C

24 Atomic Number

Chromium

Atomic Weight 51.996

Melting Point 1907°C

Boiling Point 2671°C

25 Atomic Number

Manganese

Atomic Weight 54.938

Melting Point 1246°C

Boiling Point 2061°C

26 Atomic Number

Iron

Atomic Weight 55.845

Melting Point 1538°C

Boiling Point 2861°C

27 Atomic Number

Cobalt

Atomic Weight 58.933

Melting Point 1495°C

Boiling Point 2927°C

28 Atomic Number

Nickel

Atomic Weight 58.693

Melting Point 1455°C

Boiling Point 2913°C

29 Atomic Number

Copper

Atomic Weight 63.546

Melting Point 1084.62°C

Boiling Point 2562°C

30 Atomic Number

Zinc

Atomic Weight 65.38

Melting Point 419.53°C

Boiling Point 907°C

31 Atomic Number

Gallium

Atomic Weight 69.723

Melting Point 29.76°C

Boiling Point 2204°C

32 Atomic Number

Germanium

Atomic Weight 72.630

Melting Point 938.25°C

Boiling Point 2833°C

33 Atomic Number

Arsenic

Atomic Weight 74.922

Melting Point 817°C

Boiling Point 614°C

34 Atomic Number

Selenium

Atomic Weight 78.971

Melting Point 221°C

Boiling Point 685°C

35 Atomic Number

Bromine

Atomic Weight 79.904

Melting Point -7.2°C

Boiling Point 58.8°C

36 Atomic Number

Krypton

Atomic Weight 83.798

Melting Point -157.36°C

Boiling Point -153.22°C

37 Atomic Number

Rubidium

Atomic Weight 85.468

Melting Point 39.31°C

Boiling Point 688°C

38 Atomic Number

Strontium

Atomic Weight 87.62

Melting Point 777°C

Boiling Point 1382°C

39 Atomic Number

Yttrium

Atomic Weight 88.906

Melting Point 1526°C

Boiling Point 3336°C

40 Atomic Number

Zirconium

Atomic Weight 91.224

Melting Point 1855°C

Boiling Point 4409°C

41 Atomic Number

Niobium

Atomic Weight 92.906

Melting Point 2477°C

Boiling Point 4744°C

42 Atomic Number

Molybdenum

Atomic Weight 95.95

Melting Point 2623°C

Boiling Point 4639°C

43 Atomic Number

Technetium

Atomic Weight 98

Melting Point 2157°C

Boiling Point 4265°C

44 Atomic Number

Ruthenium

Atomic Weight 101.07

Melting Point 2334°C

Boiling Point 4150°C

45 Atomic Number

Rhodium

Atomic Weight 102.91

Melting Point 1964°C

Boiling Point 3695°C

46 Atomic Number

Palladium

Atomic Weight 106.42

Melting Point 1554.9°C

Boiling Point 2963°C

47 Atomic Number

Silver

Atomic Weight 107.87

Melting Point 961.78°C

Boiling Point 2162°C

48 Atomic Number

Cadmium

Atomic Weight 112.41

Melting Point 321.07°C

Boiling Point 767°C

49 Atomic Number

Indium

Atomic Weight 114.82

Melting Point 156.60°C

Boiling Point 2072°C

50 Atomic Number

Tin

Atomic Weight 118.71

Melting Point 231.93°C

Boiling Point 2602°C

51 Atomic Number

Antimony

Atomic Weight 121.76

Melting Point 630.63°C

Boiling Point 1587°C

55 Atomic Number

Cesium

Atomic Weight 132.91

Melting Point 28.44°C

Boiling Point 671°C

56 Atomic Number

Barium

Atomic Weight 137.33

Melting Point 727°C

Boiling Point 1897°C

57 Atomic Number

Lanthanum

Atomic Weight 138.91

Melting Point 920°C

Boiling Point 3464°C

58 Atomic Number

Cerium

Atomic Weight 140.12

Melting Point 795°C

Boiling Point 3443°C

59 Atomic Number

Praseodymium

Atomic Weight 140.91

Melting Point 935°C

Boiling Point 3520°C

60 Atomic Number

Neodymium

Atomic Weight 144.24

Melting Point 1024°C

Boiling Point 3074°C

61 Atomic Number

Promethium

Atomic Weight 145

Melting Point 1042°C

Boiling Point 3000°C

62 Atomic Number

Samarium

Atomic Weight 150.36

Melting Point 1072°C

Boiling Point 1794°C

63 Atomic Number

Europium

Atomic Weight 151.96

Melting Point 822°C

Boiling Point 1529°C

64 Atomic Number

Gadolinium

Atomic Weight 157.25

Melting Point 1312°C

Boiling Point 3273°C

65 Atomic Number

Terbium

Atomic Weight 158.93

Melting Point 1356°C

Boiling Point 3230°C

66 Atomic Number

Dysprosium

Atomic Weight 162.50

Melting Point 1407°C

Boiling Point 2562°C

67 Atomic Number

Holmium

Atomic Weight 164.93

Melting Point 1461°C

Boiling Point 2720°C

68 Atomic Number

Erbium

Atomic Weight 167.26

Melting Point 1529°C

Boiling Point 2868°C

69 Atomic Number

Thulium

Atomic Weight 168.93

Melting Point 1545°C

Boiling Point 1950°C

70 Atomic Number

Ytterbium

Atomic Weight 173.05

Melting Point 819°C

Boiling Point 1196°C

71 Atomic Number

Lutetium

Atomic Weight 174.97

Melting Point 1663°C

Boiling Point 3402°C

72 Atomic Number

Hafnium

Atomic Weight 178.49

Melting Point 2233°C

Boiling Point 4603°C

73 Atomic Number

Tantalum

Atomic Weight 180.95

Melting Point 3017°C

Boiling Point 5458°C

74 Atomic Number

Tungsten

Atomic Weight 183.84

Melting Point 3422°C

Boiling Point 5555°C

75 Atomic Number

Rhenium

Atomic Weight 186.21

Melting Point 3186°C

Boiling Point 5596°C

76 Atomic Number

Osmium

Atomic Weight 190.23

Melting Point 3033°C

Boiling Point 5012°C

77 Atomic Number

Iridium

Atomic Weight 192.22

Melting Point 2466°C

Boiling Point 4428°C

78 Atomic Number

Platinum

Atomic Weight 195.08

Melting Point 1768.3°C

Boiling Point 3825°C

79 Atomic Number

Gold

Atomic Weight 196.97

Melting Point 1064.18°C

Boiling Point 2970°C

80 Atomic Number

Mercury

Atomic Weight 200.59

Melting Point -38.83°C

Boiling Point 356.73°C

81 Atomic Number

Thallium

Atomic Weight 204.38

Melting Point 304°C

Boiling Point 1473°C

82 Atomic Number

Lead

Atomic Weight 207.2

Melting Point 327.46°C

Boiling Point 1749°C

83 Atomic Number

Bismuth

Atomic Weight 208.98

Melting Point 271.40°C

Boiling Point 1564°C

84 Atomic Number

Polonium

Atomic Weight 209

Melting Point 254°C

Boiling Point 962°C

87 Atomic Number

Francium

Atomic Weight 223

Melting Point 27°C

Boiling Point 677°C

88 Atomic Number

Radium

Atomic Weight 226

Melting Point 700°C

Boiling Point 1737°C

89 Atomic Number

Actinium

Atomic Weight 227

Melting Point 1050°C

Boiling Point 3200°C

90 Atomic Number

Thorium

Atomic Weight 232.04

Melting Point 1750°C

Boiling Point 4788°C

91 Atomic Number

Protactinium

Atomic Weight 231.04

Melting Point 1572°C

Boiling Point 4000°C

92 Atomic Number

Uranium

Atomic Weight 238.03

Melting Point 1132°C

Boiling Point 4131°C

93 Atomic Number

Neptunium

Atomic Weight 237

Melting Point 644°C

Boiling Point 3902°C

94 Atomic Number

Plutonium

Atomic Weight 244

Melting Point 640°C

Boiling Point 3228°C

95 Atomic Number

Americium

Atomic Weight 243

Melting Point 1176°C

Boiling Point 2011°C

96 Atomic Number

Curium

Atomic Weight 247

Melting Point 1345°C

Boiling Point 3110°C

97 Atomic Number

Berkelium

Atomic Weight 247

Melting Point 986°C

Boiling Point 2627°C

98 Atomic Number

Californium

Atomic Weight 251

Melting Point 900°C

Boiling Point 1470°C

99 Atomic Number

Einsteinium

Atomic Weight 252

Melting Point 860°C

Boiling Point 996°C

100 Atomic Number

Fermium

Atomic Weight 257

Melting Point 1527°C

Boiling Point --

101 Atomic Number

Mendelevium

Atomic Weight 258

Melting Point 827°C

Boiling Point --

102 Atomic Number

Nobelium

Atomic Weight 259

Melting Point 827°C

Boiling Point --

103 Atomic Number

Lawrencium

Atomic Weight 262

Melting Point 1627°C

Boiling Point --

104 Atomic Number

Rutherfordium

Atomic Weight 267

Melting Point 2100°C

Boiling Point 5500°C

105 Atomic Number

Dubnium

Atomic Weight 268

Melting Point --

Boiling Point --

106 Atomic Number

Seaborgium

Atomic Weight 269

Melting Point --

Boiling Point --

107 Atomic Number

Bohrium

Atomic Weight 270

Melting Point --

Boiling Point --

108 Atomic Number

Hassium

Atomic Weight 269

Melting Point --

Boiling Point --

109 Atomic Number

Meitnerium

Atomic Weight 278

Melting Point --

Boiling Point --

110 Atomic Number

Darmstadtium

Atomic Weight 281

Melting Point --

Boiling Point --

111 Atomic Number

Roentgenium

Atomic Weight 282

Melting Point --

Boiling Point --

112 Atomic Number

Copernicium

Atomic Weight 285

Melting Point --

Boiling Point 357°C

113 Atomic Number

Nihonium

Atomic Weight 286

Melting Point --

Boiling Point --

114 Atomic Number

Flerovium

Atomic Weight 289

Melting Point --

Boiling Point --

115 Atomic Number

Moscovium

Atomic Weight 289

Melting Point --

Boiling Point --

116 Atomic Number

Livermorium

Atomic Weight 293

Melting Point --

Boiling Point --

117 Atomic Number

Tennessine

Atomic Weight 294

Melting Point --

Boiling Point --

118 Atomic Number

Oganesson

Atomic Weight 294

Melting Point --

Boiling Point --