Numerari from KnowledgeDoor---The scientific calculator with graphing, unit keypads, complex numbers, constants, advanced functions, user-defined keys, quick copy, and more! Learn more (Link leaves KnowledgeDoor website)

Element

Atomic Radius

Click button to see citations

Aluminum

143 pm

Americium

140 pm

Antimony

161 pm

Arsenic

120 pm

Barium

224 pm

Beryllium

112 pm

Bismuth

182 pm

Boron

 80 pm

Bromine

114 pm

Cadmium

152 pm

Calcium

197 pm

Carbon

 77 pm

Cerium

183 pm

Cesium

272 pm

Chlorine

 99 pm

Chromium

129 pm

Cobalt

125 pm

Copper

128 pm

Dysprosium

175 pm

Erbium

173 pm

Europium

199 pm

Fluorine

 71 pm

Gadolinium

179 pm

Gallium

153 pm

Germanium

139 pm

Gold

144 pm

Hafnium

159 pm

Holmium

174 pm

Hydrogen

 37 pm

Indium

167 pm

Iodine

133 pm

Iridium

136 pm

Iron

126 pm

Lanthanum

188 pm

Lead

175 pm

Lithium

157 pm

Lutetium

172 pm

Magnesium

160 pm

Manganese

137 pm

Mercury

155 pm

Molybdenum

140 pm

Neodymium

181 pm

Neptunium

140 pm

Nickel

125 pm

Niobium

147 pm

Nitrogen

 74 pm

Osmium

135 pm

Oxygen

 74 pm

Palladium

137 pm

Phosphorus

110 pm

Platinum

139 pm

Plutonium

151 pm

Potassium

235 pm

Praseodymium

182 pm

Promethium

181 pm

Protactinium

161 pm

Rhenium

137 pm

Rhodium

134 pm

Rubidium

250 pm

Ruthenium

134 pm

Samarium

180 pm

Scandium

164 pm

Selenium

116 pm

Silicon

118 pm

Silver

144 pm

Sodium

191 pm

Strontium

215 pm

Sulfur

103 pm

Tantalum

147 pm

Technetium

135 pm

Tellurium

143 pm

Terbium

176 pm

Thallium

171 pm

Thorium

180 pm

Thulium

173 pm

Tin

158 pm

Titanium

147 pm

Tungsten

141 pm

Uranium

139 pm

Vanadium

135 pm

Ytterbium

194 pm

Yttrium

182 pm

Zinc

137 pm

Zirconium

160 pm

Reference    (Click the button next to a value above to see complete citation information for that entry)

Smith, Derek W. Inorganic Substances: A Prelude to the Study of Descriptive Inorganic Chemistry. Cambridge: Cambridge University Press, 1990.

Heaven's Boulevard astronomical sky image for any location, date, and time.
Personalize with a picture and message. Great gift for birthdays, anniversaries, or any special event. Learn more (Link leaves KnowledgeDoor website)