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Covalent Radius of the elements
Text lists sorted by:
Value |
Atomic Number
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Alphabetical
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Log scale plots:
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Good for this property:
Scatter
Helium
28 pm
Iridium
141 pm
Samarium
198 pm
Hydrogen
31 pm
Rhodium
142 pm
Europium
198 pm
Fluorine
57 pm
Indium
142 pm
Promethium
199 pm
Neon
58 pm
Cadmium
144 pm
Protactinium
200 pm
Oxygen
66 pm
Osmium
144 pm
Neodymium
201 pm
Nitrogen
71 pm
Silver
145 pm
Potassium
203 pm
Carbon
76 pm
Thallium
145 pm
Praseodymium
203 pm
Boron
85 pm
Ruthenium
146 pm
Cerium
204 pm
Beryllium
96 pm
Lead
146 pm
Thorium
206 pm
Chlorine
102 pm
Technetium
147 pm
Lanthanum
207 pm
Sulfur
105 pm
Bismuth
148 pm
Barium
215 pm
Argon
106 pm
Astatine
150 pm
Actinium
215 pm
Phosphorus
107 pm
Radon
150 pm
Rubidium
220 pm
Silicon
111 pm
Rhenium
151 pm
Radium
221 pm
Krypton
116 pm
Vanadium
153 pm
Cesium
244 pm
Arsenic
119 pm
Molybdenum
154 pm
Francium
260 pm
Germanium
120 pm
Titanium
160 pm
Berkelium
N/A
Selenium
120 pm
Tungsten
162 pm
Californium
N/A
Bromine
120 pm
Niobium
164 pm
Einsteinium
N/A
Aluminum
121 pm
Sodium
166 pm
Fermium
N/A
Zinc
122 pm
Curium
169 pm
Mendelevium
N/A
Gallium
122 pm
Scandium
170 pm
Nobelium
N/A
Nickel
124 pm
Tantalum
170 pm
Lawrencium
N/A
Cobalt
126 pm
Zirconium
175 pm
Rutherfordium
N/A
Lithium
128 pm
Hafnium
175 pm
Dubnium
N/A
Iron
132 pm
Calcium
176 pm
Seaborgium
N/A
Copper
132 pm
Americium
180 pm
Bohrium
N/A
Mercury
132 pm
Ytterbium
187 pm
Hassium
N/A
Platinum
136 pm
Lutetium
187 pm
Meitnerium
N/A
Gold
136 pm
Plutonium
187 pm
Darmstadtium
N/A
Tellurium
138 pm
Erbium
189 pm
Roentgenium
N/A
Chromium
139 pm
Yttrium
190 pm
Copernicium
N/A
Manganese
139 pm
Thulium
190 pm
Nihonium
N/A
Palladium
139 pm
Neptunium
190 pm
Flerovium
N/A
Tin
139 pm
Dysprosium
192 pm
Moscovium
N/A
Antimony
139 pm
Holmium
192 pm
Livermorium
N/A
Iodine
139 pm
Terbium
194 pm
Tennessine
N/A
Xenon
140 pm
Strontium
195 pm
Oganesson
N/A
Polonium
140 pm
Gadolinium
196 pm
Magnesium
141 pm
Uranium
196 pm
Up to date, curated data provided by
Mathematica
's
ElementData
function from
Wolfram Research, Inc.
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Common Properties
Abundance in Earth's Crust
Discovery Year
Abundance in Humans
Electrical Conductivity
Abundance in Meteorites
Electron Affinity
Abundance in the Ocean
Electron Configuration
Abundance in the Sun
Electronegativity
Abundance in the Universe
Half Life
Atomic Mass
Heat of Fusion
Atomic Number
Heat of Vaporization
Atomic Radius
Ionization Energies
Boiling Point
Melting Point
Covalent Radius
Specific Heat
Density
 
Other Properties
Adiabatic Index
Mohs Hardness
Allotrope Names
Molar Magnetic Susceptibility
Alternate Names
Molar Volume
Block
Neutron Cross Section
Brinell Hardness
Neutron Mass Absorption
Bulk Modulus
NFPA Label
CAS Number
Period
CID Number
Phase
Color
Poisson Ratio
Critical Pressure
Quantum Numbers
Critical Temperature
Radioactive
Crystal Structure
Refractive Index
Curie Point
Resistivity
Decay Mode
RTECS Number
DOT Hazard Class
Series
DOT Numbers
Shear Modulus
Electrical Type
Space Group Name
Gas Atomic Multiplicities
Space Group Number
Group
Speed of Sound
Isotope Abundances
Superconducting Point
Isotopes (All Known)
Symbol
Isotopes (Stable)
Thermal Conductivity
Lattice Angles
Thermal Expansion
Lattice Constants
Valence
Lifetime
Van Der Waals Radius
Liquid Density
Vickers Hardness
Magnetic Type
Volume Magnetic Susceptibility
Mass Magnetic Susceptibility
Young Modulus
Memberships