Ọ́ jẹ́ tábìlì àwọn ẹ́límẹ̀ntì tí a tò gẹ́gẹ́ bí atomic number wọn tí a sì fi àwọ̀ se àmì ìyàtò láàrin wọn.
Some element categories in the periodic table
Metals | Metalloids | Nonmetals | Unknown chemical properties | |||||||
Alkali metals | Alkaline earth metals | Inner transition metals | Transition metals | Post-transition metals | Other nonmetals | Halogens | Noble gases | |||
Lanthanides | Actinides |
Z | Name | Sym | Period | Group | Chemical series | Mass (g/mol) |
---|---|---|---|---|---|---|
1 | Hydrogen | H | 1 | 1 | Nonmetal | 1.00794(7) |
2 | Helium | He | 1 | 18 | Noble gas | 4.002602(2) |
3 | Lithium | Li | 2 | 1 | Alkali metal | 6.941(2) |
4 | Beryllium | Be | 2 | 2 | Alkaline earth metal | 9.012182(3) |
5 | Boron | B | 2 | 13 | Metalloid | 10.811(7) |
6 | Carbon | C | 2 | 14 | Nonmetal | 12.0107(8) |
7 | Nitrogen | N | 2 | 15 | Nonmetal | 14.0067(2) |
8 | Oxygen | O | 2 | 16 | Nonmetal | 15.9994(3) |
9 | Fluorine | F | 2 | 17 | Halogen | 18.9984032(5) |
10 | Neon | Ne | 2 | 18 | Noble gas | 20.1797(6) |
11 | Sodium | Na | 3 | 1 | Alkali metal | 22.98976928(2) |
12 | Magnesium | Mg | 3 | 2 | Alkaline earth metal | 24.3050(6) |
13 | Aluminium | Al | 3 | 13 | Poor metal | 26.9815386(8) |
14 | Silicon | Si | 3 | 14 | Metalloid | 28.0855(3) |
15 | Phosphorus | P | 3 | 15 | Nonmetal | 30.973762(2) |
16 | Sulfur | S | 3 | 16 | Nonmetal | 32.065(5) |
17 | Chlorine | Cl | 3 | 17 | Halogen | 35.453(2) |
18 | Argon | Ar | 3 | 18 | Noble gas | 39.948(1) |
19 | Potassium | K | 4 | 1 | Alkali metal | 39.0983(1) |
20 | Calcium | Ca | 4 | 2 | Alkaline earth metal | 40.078(4) |
21 | Scandium | Sc | 4 | 3 | Transition metal | 44.955912(6) |
22 | Titanium | Ti | 4 | 4 | Transition metal | 47.867(1) |
23 | Vanadium | V | 4 | 5 | Transition metal | 50.9415(1) |
24 | Chromium | Cr | 4 | 6 | Transition metal | 51.9961(6) |
25 | Manganese | Mn | 4 | 7 | Transition metal | 54.938045(5) |
26 | Iron | Fe | 4 | 8 | Transition metal | 55.845(2) |
27 | Cobalt | Co | 4 | 9 | Transition metal | 58.933195(5) |
28 | Nickel | Ni | 4 | 10 | Transition metal | 58.6934(4) |
29 | Copper | Cu | 4 | 11 | Transition metal | 63.546(3) |
30 | Zinc | Zn | 4 | 12 | Transition metal | 65.38(2) |
31 | Gallium | Ga | 4 | 13 | Poor metal | 69.723(1) |
32 | Germanium | Ge | 4 | 14 | Metalloid | 72.64(1) |
33 | Arsenic | As | 4 | 15 | Metalloid | 74.92160(2) |
34 | Selenium | Se | 4 | 16 | Nonmetal | 78.96(3) |
35 | Bromine | Br | 4 | 17 | Halogen | 79.904(1) |
36 | Krypton | Kr | 4 | 18 | Noble gas | 83.798(2) |
37 | Rubidium | Rb | 5 | 1 | Alkali metal | 85.4678(3) |
38 | Strontium | Sr | 5 | 2 | Alkaline earth metal | 87.62(1) |
39 | Yttrium | Y | 5 | 3 | Transition metal | 88.90585(2) |
40 | Zirconium | Zr | 5 | 4 | Transition metal | 91.224(2) |
41 | Niobium | Nb | 5 | 5 | Transition metal | 92.90638(2) |
42 | Molybdenum | Mo | 5 | 6 | Transition metal | 95.96(2) |
43 | Technetium | Tc | 5 | 7 | Transition metal | [98.9063] |
44 | Ruthenium | Ru | 5 | 8 | Transition metal | 101.07(2) |
45 | Rhodium | Rh | 5 | 9 | Transition metal | 102.90550(2) |
46 | Palladium | Pd | 5 | 10 | Transition metal | 106.42(1) |
47 | Silver | Ag | 5 | 11 | Transition metal | 107.8682(2) |
48 | Cadmium | Cd | 5 | 12 | Transition metal | 112.411(8) |
49 | Indium | In | 5 | 13 | Poor metal | 114.818(3) |
50 | Tin | Sn | 5 | 14 | Poor metal | 118.710(7) |
51 | Antimony | Sb | 5 | 15 | Metalloid | 121.760(1) |
52 | Tellurium | Te | 5 | 16 | Metalloid | 127.60(3) |
53 | Iodine | I | 5 | 17 | Halogen | 126.90447(3) |
54 | Xenon | Xe | 5 | 18 | Noble gas | 131.293(6) |
55 | Caesium | Cs | 6 | 1 | Alkali metal | 132.9054519(2) |
56 | Barium | Ba | 6 | 2 | Alkaline earth metal | 137.327(7) |
57 | Lanthanum | La | 6 | Lanthanoid | 138.90547(7) | |
58 | Cerium | Ce | 6 | Lanthanoid | 140.116(1) | |
59 | Praseodymium | Pr | 6 | Lanthanoid | 140.90765(2) | |
60 | Neodymium | Nd | 6 | Lanthanoid | 144.242(3) | |
61 | Promethium | Pm | 6 | Lanthanoid | [146.9151] | |
62 | Samarium | Sm | 6 | Lanthanoid | 150.36(2) | |
63 | Europium | Eu | 6 | Lanthanoid | 151.964(1) | |
64 | Gadolinium | Gd | 6 | Lanthanoid | 157.25(3) | |
65 | Terbium | Tb | 6 | Lanthanoid | 158.92535(2) | |
66 | Dysprosium | Dy | 6 | Lanthanoid | 162.500(1) | |
67 | Holmium | Ho | 6 | Lanthanoid | 164.93032(2) | |
68 | Erbium | Er | 6 | Lanthanoid | 167.259(3) | |
69 | Thulium | Tm | 6 | Lanthanoid | 168.93421(2) | |
70 | Ytterbium | Yb | 6 | Lanthanoid | 173.054(5) | |
71 | Lutetium | Lu | 6 | 3 | Lanthanoid | 174.9668(1) |
72 | Hafnium | Hf | 6 | 4 | Transition metal | 178.49(2) |
73 | Tantalum | Ta | 6 | 5 | Transition metal | 180.9479(1) |
74 | Tungsten | W | 6 | 6 | Transition metal | 183.84(1) |
75 | Rhenium | Re | 6 | 7 | Transition metal | 186.207(1) |
76 | Osmium | Os | 6 | 8 | Transition metal | 190.23(3) |
77 | Iridium | Ir | 6 | 9 | Transition metal | 192.217(3) |
78 | Platinum | Pt | 6 | 10 | Transition metal | 195.084(9) |
79 | Gold | Au | 6 | 11 | Transition metal | 196.966569(4) |
80 | Mercury | Hg | 6 | 12 | Transition metal | 200.59(2) |
81 | Thallium | Tl | 6 | 13 | Poor metal | 204.3833(2) |
82 | Lead | Pb | 6 | 14 | Poor metal | 207.2(1) |
83 | Bismuth | Bi | 6 | 15 | Poor metal | 208.98040(1) |
84 | Polonium | Po | 6 | 16 | Metalloid | [208.9824] |
85 | Astatine | At | 6 | 17 | Halogen | [209.9871] |
86 | Radon | Rn | 6 | 18 | Noble gas | [222.0176] |
87 | Francium | Fr | 7 | 1 | Alkali metal | [223.0197] |
88 | Radium | Ra | 7 | 2 | Alkaline earth metal | [226.0254] |
89 | Actinium | Ac | 7 | Actinoid | [227.0278] | |
90 | Thorium | Th | 7 | Actinoid | 232.03806(2) | |
91 | Protactinium | Pa | 7 | Actinoid | 231.03588(2) | |
92 | Uranium | U | 7 | Actinoid | 238.02891(3) | |
93 | Neptunium | Np | 7 | Actinoid | [237.0482] | |
94 | Plutonium | Pu | 7 | Actinoid | [244.0642] | |
95 | Americium | Am | 7 | Actinoid | [243.0614] | |
96 | Curium | Cm | 7 | Actinoid | [247.0704] | |
97 | Berkelium | Bk | 7 | Actinoid | [247.0703] | |
98 | Californium | Cf | 7 | Actinoid | [251.0796] | |
99 | Einsteinium | Es | 7 | Actinoid | [252.0829] | |
100 | Fermium | Fm | 7 | Actinoid | [257.0951] | |
101 | Mendelevium | Md | 7 | Actinoid | [258.0986] | |
102 | Nobelium | No | 7 | Actinoid | [259.1009] | |
103 | Lawrencium | Lr | 7 | 3 | Actinoid | [264] |
104 | Rutherfordium | Rf | 7 | 4 | Transition metal | [265] |
105 | Dubnium | Db | 7 | 5 | Transition metal | [268] |
106 | Seaborgium | Sg | 7 | 6 | Transition metal | [272] |
107 | Bohrium | Bh | 7 | 7 | Transition metal | [273] |
108 | Hassium | Hs | 7 | 8 | Transition metal | [276] |
109 | Meitnerium | Mt | 7 | 9 | Transition metal | [279] |
110 | Darmstadtium | Ds | 7 | 10 | Transition metal | [278] |
111 | Roentgenium | Rg | 7 | 11 | Transition metal | [283] |
112 | Copernicium | Cn | 7 | 12 | Transition metal | [285] |
113 | Ununtrium | Uut | 7 | 13 | Poor metal | [287] |
114 | Ununquadium | Uuq | 7 | 14 | Poor metal | [289] |
115 | Ununpentium | Uup | 7 | 15 | Poor metal | [291] |
116 | Ununhexium | Uuh | 7 | 16 | Poor metal | [293] |
117 | Ununseptium | Uus | 7 | 17 | Halogen | [295] |
118 | Ununoctium | Uuo | 7 | 18 | Noble gas | [294] |
Some element categories in the periodic table
Metals | Metalloids | Nonmetals | Unknown chemical properties | |||||||
Alkali metals | Alkaline earth metals | Inner transition metals | Transition metals | Post-transition metals | Other nonmetals | Halogens | Noble gases | |||
Lanthanides | Actinides |
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