Elements
Group ➜
⬇Period
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
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
57
La
*
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
89
Ac
*
*
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
Lanthanide Series
*
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 Series
*
*
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
89
227
Ac
Actinium
47
107.9
Ag
Ag Silver
13
26.98
Al
Aluminum
95
243
Am
Americium
51
121.8
Sb
Antimony
18
39.95
Ar
Argon
33
74.92
As
Arsenic
85
210
At
Astatine
79
197
Au
Au Gold
56
137.3
Ba
Barium
97
247
Bk
Berkelium
4
9.012
Be
Beryllium
83
209
Bi
Bismuth
107
264
Bh
Bohrium
5
10.81
B
Boron
35
79.9
Br
Bromine
48
112.4
Cd
Cadmium
55
40.08
Cs
Caesium
20
251
Ca
Calcium
98
12.01
Cf
Californium
6
12.01
C
Carbon
58
132.9
Ce
Cerium
17
35.45
Cl
Chlorine
24
52
Cr
Chromium
27
58.93
Co
Cobalt
112
Cn
Copernicium
29
63.55
Cu
Copper
96
247
Cm
Curium
110
281
Ds
Darmstadtium
66
262
Dy
Dysprosium
105
162.5
Db
Dubnium
99
252
Es
Einsteinium
68
167.3
Er
Erbium
63
152
Eu
Europium
26
55.85
Fe
Fe Iron
100
257
Fm
Fermium
114
Fl
Flerovium
9
19
F
Fluorine
87
223
Fr
Francium
64
157
Gd
Gadolinium
31
69.72
Ga
Gallium
32
72.64
Ge
Germanium
79
197
Au
Gold
72
178.5
Hf
Hafnium
108
277
Hs
Hassium
2
4.003
He
Helium
67
164.9
Ho
Holmium
1
1.008
H
Hydrogen
49
114.8
In
Indium
53
126.9
I
Iodine
77
192.2
Ir
Iridium
26
55.85
Fe
Iron
19
39.1
K
K Potassium
36
83.8
Kr
Krypton
57
138.9
La
Lanthanum
103
262
Lr
Lawrencium
82
207.2
Pb
Lead
3
6.941
Li
Lithium
116
Lv
Livermorium
71
175
Lu
Lutetium
25
54.94
Mn
Manganese
12
24.31
Mg
Magnesium
109
268
Mt
Meitnerium
101
258
Md
Mendelevium
80
200.6
Hg
Mercury
42
95.94
Mo
Molybdenum
115
Mc
Moscovium
11
22.99
Na
Na Sodium
60
144.2
Nd
Neodymium
10
20.18
Ne
Neon
93
237
Np
Neptunium
28
58.69
Ni
Nickel
113
Nh
Nihonium
41
92.91
Nb
Niobium
7
14.01
N
Nitrogen
102
259
No
Nobelium
118
Og
Oganesson
76
190.2
Os
Osmium
8
16
O
Oxygen
46
106.4
Pd
Palladium
82
207.2
Pb
Pb Lead
15
30.97
P
Phosphorus
78
195.1
Pt
Platinum
94
244
Pu
Plutonium
84
209
Po
Polonium
19
39.1
K
Potassium
59
140.9
Pr
Praseodymium
61
145
Pm
Promethium
91
231
Pa
Protactinium
88
226
Ra
Radium
86
222
Rn
Radon
75
186.2
Re
Rhenium
45
102.9
Rh
Rhodium
111
272
Rg
Roentgenium
37
85.47
Rb
Rubidium
44
101.1
Ru
Ruthenium
104
261
Rf
Rutherfordium
62
150.4
Sm
Samarium
51
121.8
Sb
Sb Antimony
21
44.96
Sc
Scandium
106
266
Sg
Seaborgium
34
78.96
Se
Selenium
14
28.09
Si
Silicon
47
107.9
Ag
Silver
50
121.8
Sn
Sn Tin
11
22.99
Na
Sodium
38
87.62
Sr
Strontium
16
32.07
S
Sulfur
73
180.9
Ta
Tantalum
43
98
Tc
Technetium
52
127.6
Te
Tellurium
117
Ts
Tennessine
65
158.9
Tb
Terbium
81
204.4
Tl
Thallium
90
232
Th
Thorium
69
168.9
Tm
Thulium
50
118.7
Sn
Tin
22
47.87
Ti
Titanium
74
183.8
W
Tungsten
92
238
U
Uranium
23
50.94
V
Vanadium
74
183.8
W
W Tungsten
54
131.3
Xe
Xenon
70
173
Yb
Ytterbium
39
88.91
Y
Yttrium
30
65.39
Zn
Zinc
40
91.22
Zr
Zirconium
Home
Area, Volume
Atomic Mass
Black Body Radiation
Boolean Algebra
Calculus
Capacitor
Center of Mass
Carnot Cycle
Charge
Chemistry
Elements
Reactions
Circuits
Complex numbers
Constants
Curves, lines
deciBell
Density
Electronics
Elements
Flow in fluids
Fourier's Law
Gases
Gravitation
Greek Alphabet
Horizon Distance
Interest
Magnetics
Math
Trig
Math, complex
Maxwell's Eq's
Motion
Newton's Laws
Octal/Hex Codes
Orbital Mechanics
Particles
Parts, Analog IC
Digital IC
Discrete
Pendulum
Planets
Pressure
Prime Numbers
Questions
Radiation
Refraction
Relativistic Motion
Resistance, Resistivity
Rotation
Series
SI (metric) prefixes
Skin Effect
Specific Heat
Springs
Stellar magnitude
Thermal
Thermal Conductivity
Thermal Expansion
Thermodynamics
Trigonometry
Units, Conversions
Vectors
Volume, Area
Water
Wave Motion
Wire, Cu
Al
metric
Young's Modulus