Periodic table of the elements
1 |
2 |
||||||||||||||||
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
||||||||||
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
||||||||||
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
41 |
42 |
43 |
44 |
45 |
46 |
47 |
48 |
49 |
50 |
51 |
52 |
53 |
54 |
55 |
56 |
* | 72 |
73 |
74 |
75 |
76 |
77 |
78 |
79 |
80 |
81 |
82 |
83 |
84 |
85 |
86 |
87 Fr (223) |
88 Ra (226) |
** | 104 Rf (261) |
105 Db (262) |
106 Sg (263) |
107 Bh (262) |
108 Hs (265) |
109 Mt (266) |
110 Uun (269) |
111 Uuu (272) |
112 Uub (277) |
*Lanthanide Series | 57 La 138.9055 |
58 Ce 140.116 |
59 Pr 140.90765 |
60 Nd 144.24 |
61 Pm (145) |
62 Sm 150.36 |
63 Eu 151.964 |
64 Gd 157.25 |
65 Tb 158.92534 |
66 Dy 162.50 |
67 Ho 164.93032 |
68 Er 167.26 |
69 Tm 168.93421 |
70 Yb 173.04 |
71 Lu 174.967 |
**Actinide Series | 89 Ac (227) |
90 Th 232.0381 |
91 Pa 231.03588 |
92 U 238.0289 |
93 Np (237) |
94 Pu (244) |
95 Am (243) |
96 Cm (247) |
97 Bk (247) |
98 Cf (251) |
99 Es (252) |
100 Fm (257) |
101 Md (258) |
102 No (259) |
103 Lr (262) |
By atomic number |
By name |
By symbol |
||||||||
Atomic number |
Name |
Symbol |
Name |
Atomic number |
Symbol |
Symbol |
Name |
Atomic number |
||
1 |
Hydrogen |
H |
Actinium |
89 |
Ac |
Ac |
Actinium |
89 |
||
2 |
Helium |
He |
Aluminum |
13 |
Al |
Ag |
Silver |
47 |
||
3 |
Lithium |
Li |
Americium |
95 |
Am |
Al |
Aluminum |
13 |
||
4 |
Beryllium |
Be |
Antimony |
51 |
Sb |
Am |
Americium |
95 |
||
5 |
Boron |
B |
Argon |
18 |
Ar |
Ar |
Argon |
18 |
||
6 |
Carbon |
C |
Arsenic |
33 |
As |
As |
Arsenic |
33 |
||
7 |
Nitrogen |
N |
Astatine |
85 |
At |
At |
Astatine |
85 |
||
8 |
Oxygen |
O |
Barium |
56 |
Ba |
Au |
Gold |
79 |
||
9 |
Fluorine |
F |
Berkelium |
97 |
Bk |
B |
Boron |
5 |
||
10 |
Neon |
Ne |
Beryllium |
4 |
Be |
Ba |
Barium |
56 |
||
11 |
Sodium |
Na |
Bismuth |
83 |
Bi |
Be |
Beryllium |
4 |
||
12 |
Magnesium |
Mg |
Bohrium |
107 |
Bh |
Bh |
Bohrium |
107 |
||
13 |
Aluminum |
Al |
Boron |
5 |
B |
Bi |
Bismuth |
83 |
||
14 |
Silicon |
Si |
Bromine |
35 |
Br |
Bk |
Berkelium |
97 |
||
15 |
Phosphorus |
P |
Cadmium |
48 |
Cd |
Br |
Bromine |
35 |
||
16 |
Sulfur |
S |
Calcium |
20 |
Ca |
C |
Carbon |
6 |
||
17 |
Chlorine |
Cl |
Californium |
98 |
Cf |
Ca |
Calcium |
20 |
||
18 |
Argon |
Ar |
Carbon |
6 |
C |
Cd |
Cadmium |
48 |
||
19 |
Potassium |
K |
Cerium |
58 |
Ce |
Ce |
Cerium |
58 |
||
20 |
Calcium |
Ca |
Cesium |
55 |
Cs |
Cf |
Californium |
98 |
||
21 |
Scandium |
Sc |
Chlorine |
17 |
Cl |
Cl |
Chlorine |
17 |
||
22 |
Titanium |
Ti |
Chromium |
24 |
Cr |
Cm |
Curium |
96 |
||
23 |
Vanadium |
V |
Cobalt |
27 |
Co |
Co |
Cobalt |
27 |
||
24 |
Chromium |
Cr |
Copper |
29 |
Cu |
Cr |
Chromium |
24 |
||
25 |
Manganese |
Mn |
Curium |
96 |
Cm |
Cs |
Cesium |
55 |
||
26 |
Iron |
Fe |
Dubnium |
105 |
Db |
Cu |
Copper |
29 |
||
27 |
Cobalt |
Co |
Dysprosium |
66 |
Dy |
Db |
Dubnium |
105 |
||
28 |
Nickel |
Ni |
Einsteinium |
99 |
Es |
Dy |
Dysprosium |
66 |
||
29 |
Copper |
Cu |
Erbium |
68 |
Er |
Er |
Erbium |
68 |
||
30 |
Zinc |
Zn |
Europium |
63 |
Eu |
Es |
Einsteinium |
99 |
||
31 |
Gallium |
Ga |
Fermium |
100 |
Fm |
Eu |
Europium |
63 |
||
32 |
Germanium |
Ge |
Fluorine |
9 |
F |
F |
Fluorine |
9 |
||
33 |
Arsenic |
As |
Francium |
87 |
Fr |
Fe |
Iron |
26 |
||
34 |
Selenium |
Se |
Gadolinium |
64 |
Gd |
Fm |
Fermium |
100 |
||
35 |
Bromine |
Br |
Gallium |
31 |
Ga |
Fr |
Francium |
87 |
||
36 |
Krypton |
Kr |
Germanium |
32 |
Ge |
Ga |
Gallium |
31 |
||
37 |
Rubidium |
Rb |
Gold |
79 |
Au |
Gd |
Gadolinium |
64 |
||
38 |
Strontium |
Sr |
Hafnium |
72 |
Hf |
Ge |
Germanium |
32 |
||
39 |
Yttrium |
Y |
Hassium |
108 |
Hs |
H |
Hydrogen |
1 |
||
40 |
Zirconium |
Zr |
Helium |
2 |
He |
He |
Helium |
2 |
||
41 |
Niobium |
Nb |
Holmium |
67 |
Ho |
Hf |
Hafnium |
72 |
||
42 |
Molybdenum |
Mo |
Hydrogen |
1 |
H |
Hg |
Mercury |
80 |
||
43 |
Technetium |
Tc |
Indium |
49 |
In |
Ho |
Holmium |
67 |
||
44 |
Ruthenium |
Ru |
Iodine |
53 |
I |
Hs |
Hassium |
108 |
||
45 |
Rhodium |
Rh |
Iridium |
77 |
Ir |
I |
Iodine |
53 |
||
46 |
Palladium |
Pd |
Iron |
26 |
Fe |
In |
Indium |
49 |
||
47 |
Silver |
Ag |
Krypton |
36 |
Kr |
Ir |
Iridium |
77 |
||
48 |
Cadmium |
Cd |
Lanthanum |
57 |
La |
K |
Potassium |
19 |
||
49 |
Indium |
In |
Lawrencium |
103 |
Lr |
Kr |
Krypton |
36 |
||
50 |
Tin |
Sn |
Lead |
82 |
Pb |
La |
Lanthanum |
57 |
||
51 |
Antimony |
Sb |
Lithium |
3 |
Li |
Li |
Lithium |
3 |
||
52 |
Tellurium |
Te |
Lutetium |
71 |
Lu |
Lr |
Lawrencium |
103 |
||
53 |
Iodine |
I |
Magnesium |
12 |
Mg |
Lu |
Lutetium |
71 |
||
54 |
Xenon |
Xe |
Manganese |
25 |
Mn |
Md |
Mendelevium |
101 |
||
55 |
Cesium |
Cs |
Meitnerium |
109 |
Mt |
Mg |
Magnesium |
12 |
||
56 |
Barium |
Ba |
Mendelevium |
101 |
Md |
Mn |
Manganese |
25 |
||
57 |
Lanthanum |
La |
Mercury |
80 |
Hg |
Mo |
Molybdenum |
42 |
||
58 |
Cerium |
Ce |
Molybdenum |
42 |
Mo |
Mt |
Meitnerium |
109 |
||
59 |
Praseodymium |
Pr |
Neodymium |
60 |
Nd |
N |
Nitrogen |
7 |
||
60 |
Neodymium |
Nd |
Neon |
10 |
Ne |
Na |
Sodium |
11 |
||
61 |
Promethium |
Pm |
Neptunium |
93 |
Np |
Nb |
Niobium |
41 |
||
62 |
Samarium |
Sm |
Nickel |
28 |
Ni |
Nd |
Neodymium |
60 |
||
63 |
Europium |
Eu |
Niobium |
41 |
Nb |
Ne |
Neon |
10 |
||
64 |
Gadolinium |
Gd |
Nitrogen |
7 |
N |
Ni |
Nickel |
28 |
||
65 |
Terbium |
Tb |
Nobelium |
102 |
No |
No |
Nobelium |
102 |
||
66 |
Dysprosium |
Dy |
Osmium |
76 |
Os |
Np |
Neptunium |
93 |
||
67 |
Holmium |
Ho |
Oxygen |
8 |
O |
O |
Oxygen |
8 |
||
68 |
Erbium |
Er |
Palladium |
46 |
Pd |
Os |
Osmium |
76 |
||
69 |
Thulium |
Tm |
Phosphorus |
15 |
P |
P |
Phosphorus |
15 |
||
70 |
Ytterbium |
Yb |
Platinum |
78 |
Pt |
Pa |
Protactinium |
91 |
||
71 |
Lutetium |
Lu |
Plutonium |
94 |
Pu |
Pb |
Lead |
82 |
||
72 |
Hafnium |
Hf |
Polonium |
84 |
Po |
Pd |
Palladium |
46 |
||
73 |
Tantalum |
Ta |
Potassium |
19 |
K |
Pm |
Promethium |
61 |
||
74 |
Wolfram |
W |
Praseodymium |
59 |
Pr |
Po |
Polonium |
84 |
||
75 |
Rhenium |
Re |
Promethium |
61 |
Pm |
Pr |
Praseodymium |
59 |
||
76 |
Osmium |
Os |
Protactinium |
91 |
Pa |
Pt |
Platinum |
78 |
||
77 |
Iridium |
Ir |
Radium |
88 |
Ra |
Pu |
Plutonium |
94 |
||
78 |
Platinum |
Pt |
Radon |
86 |
Rn |
Ra |
Radium |
88 |
||
79 |
Gold |
Au |
Rhenium |
75 |
Re |
Rb |
Rubidium |
37 |
||
80 |
Mercury |
Hg |
Rhodium |
45 |
Rh |
Re |
Rhenium |
75 |
||
81 |
Thallium |
Tl |
Rubidium |
37 |
Rb |
Rf |
Rutherfordium |
104 |
||
82 |
Lead |
Pb |
Ruthenium |
44 |
Ru |
Rh |
Rhodium |
45 |
||
83 |
Bismuth |
Bi |
Rutherfordium |
104 |
Rf |
Rn |
Radon |
86 |
||
84 |
Polonium |
Po |
Samarium |
62 |
Sm |
Ru |
Ruthenium |
44 |
||
85 |
Astatine |
At |
Scandium |
21 |
Sc |
S |
Sulfur |
16 |
||
86 |
Radon |
Rn |
Seaborgium |
106 |
Sg |
Sb |
Antimony |
51 |
||
87 |
Francium |
Fr |
Selenium |
34 |
Se |
Sc |
Scandium |
21 |
||
88 |
Radium |
Ra |
Silicon |
14 |
Si |
Se |
Selenium |
34 |
||
89 |
Actinium |
Ac |
Silver |
47 |
Ag |
Sg |
Seaborgium |
106 |
||
90 |
Thorium |
Th |
Sodium |
11 |
Na |
Si |
Silicon |
14 |
||
91 |
Protactinium |
Pa |
Strontium |
38 |
Sr |
Sm |
Samarium |
62 |
||
92 |
Uranium |
U |
Sulfur |
16 |
S |
Sn |
Tin |
50 |
||
93 |
Neptunium |
Np |
Tantalum |
73 |
Ta |
Sr |
Strontium |
38 |
||
94 |
Plutonium |
Pu |
Technetium |
43 |
Tc |
Ta |
Tantalum |
73 |
||
95 |
Americium |
Am |
Tellurium |
52 |
Te |
Tb |
Terbium |
65 |
||
96 |
Curium |
Cm |
Terbium |
65 |
Tb |
Tc |
Technetium |
43 |
||
97 |
Berkelium |
Bk |
Thallium |
81 |
Tl |
Te |
Tellurium |
52 |
||
98 |
Californium |
Cf |
Thorium |
90 |
Th |
Th |
Thorium |
90 |
||
99 |
Einsteinium |
Es |
Thulium |
69 |
Tm |
Ti |
Titanium |
22 |
||
100 |
Fermium |
Fm |
Tin |
50 |
Sn |
Tl |
Thallium |
81 |
||
101 |
Mendelevium |
Md |
Titanium |
22 |
Ti |
Tm |
Thulium |
69 |
||
102 |
Nobelium |
No |
Uranium |
92 |
U |
U |
Uranium |
92 |
||
103 |
Lawrencium |
Lr |
Vanadium |
23 |
V |
V |
Vanadium |
23 |
||
104 |
Rutherfordium |
Rf |
Wolfram |
74 |
W |
W |
Wolfram |
74 |
||
105 |
Dubnium |
Db |
Xenon |
54 |
Xe |
Xe |
Xenon |
54 |
||
106 |
Seaborgium |
Sg |
Ytterbium |
70 |
Yb |
Y |
Yttrium |
39 |
||
107 |
Bohrium |
Bh |
Yttrium |
39 |
Y |
Yb |
Ytterbium |
70 |
||
108 |
Hassium |
Hs |
Zinc |
30 |
Zn |
Zn |
Zinc |
30 |
||
109 |
Meitnerium |
Mt |
Zirconium |
40 |
Zr |
Zr |
Zirconium |
40 |