Atomic radius of all the elements are mentioned in the chart below.
(Note: Below mentioned radii are the van der Waals radius in picometer (pm)).
| Atomic number | Elements | Atomic Radius of Elements (pm) |
|---|---|---|
| 1 | Hydrogen (H) |  120 pm |
| 2 | Helium (He) |  140 pm |
| 3 | Lithium (Li) |  182 pm |
| 4 | Beryllium (Be) |  153 pm |
| 5 | Boron (B) |  192 pm |
| 6 | Carbon (C) |  170 pm |
| 7 | Nitrogen (N) |  155 pm |
| 8 | Oxygen (O) |  152 pm |
| 9 | Fluorine (F) |  135 pm |
| 10 | Neon (Ne) |  154 pm |
| 11 | Sodium (Na) |  227 pm |
| 12 | Magnesium (Mg) |  173 pm |
| 13 | Aluminum (Al) |  184 pm |
| 14 | Silicon (Si) |  210 pm |
| 15 | Phosphorus (P) |  180 pm |
| 16 | Sulfur (S) |  180 pm |
| 17 | Chlorine (Cl) |  175 pm |
| 18 | Argon (Ar) |  188 pm |
| 19 | Potassium (K) |  275 pm |
| 20 | Calcium (Ca) |  231 pm |
| 21 | Scandium (Sc) |  211 pm |
| 22 | Titanium (Ti) |  187 pm |
| 23 | Vanadium (V) |  179 pm |
| 24 | Chromium (Cr) |  189 pm |
| 25 | Manganese (Mn) |  197 pm |
| 26 | Iron (Fe) |  194 pm |
| 27 | Cobalt (Co) |  192 pm |
| 28 | Nickel (Ni) |  163 pm |
| 29 | Copper (Cu) |  140 pm |
| 30 | Zinc (Zn) |  139 pm |
| 31 | Gallium (Ga) | 187 pm |
| 32 | Germanium (Ge) | 211 pm |
| 33 | Arsenic (As) | 185 pm |
| 34 | Selenium (Se) | 190 pm |
| 35 | Bromine (Br) | 183 pm |
| 36 | Krypton (Kr) | 202 pm |
| 37 | Rubidium (Rb) | 303 pm |
| 38 | Strontium (Sr) | 249 pm |
| 39 | Yttrium (Y) | 219 pm |
| 40 | Zirconium (Zr) | 186 pm |
| 41 | Niobium (Nb) | 207 pm |
| 42 | Molybdenum (Mo) | 209 pm |
| 43 | Technetium (Tc) | 209 pm |
| 44 | Ruthenium (Ru) | 207 pm |
| 45 | Rhodium (Rh) | 195 pm |
| 46 | Palladium (Pd) | 202 pm |
| 47 | Silver (Ag) | 172 pm |
| 48 | Cadmium (Cd) | 158 pm |
| 49 | Indium (In) | 193 pm |
| 50 | Tin (Sn) | 217 pm |
| 51 | Antimony (Sb) | 206 pm |
| 52 | Tellurium (Te) | 206 pm |
| 53 | Iodine (I) | 198 pm |
| 54 | Xenon (Xe) | 216 pm |
| 55 | Caesium (Cs) | 343 pm |
| 56 | Barium (Ba) | 268 pm |
| 57 | Lanthanum | 240 pm |
| 58 | Cerium (Ce) | 235 pm |
| 59 | Praseodymium (Pr) | 239 pm |
| 60 | Neodymium (Nd) | 229 pm |
| 61 | Promethium (Pm) | 236 pm |
| 62 | Samarium (Sm) | 229 pm |
| 63 | Europium (Eu) | 233 pm |
| 64 | Gadolinium (Gd) | 237 pm |
| 65 | Terbium (Tb) | 221 pm |
| 66 | Dysprosium (Dy) | 229 pm |
| 67 | Holmium (Ho) | 216 pm |
| 68 | Erbium (Er) | 216 pm |
| 69 | Thulium (Tm) | 227 pm |
| 70 | Ytterbium (Yb) | 242 pm |
| 71 | Lutetium (Lu) | 221 pm |
| 72 | Hafnium (Hf) | 212 pm |
| 73 | Tantalum (Ta) | 217 pm |
| 74 | Tungsten (W) | 210 pm |
| 75 | Rhenium (Re) | 217 pm |
| 76 | Osmium (Os) | 216 pm |
| 77 | Iridium (Ir) | 202 pm |
| 78 | Platinum (Pt) | 209 pm |
| 79 | Gold (Au) | 166 pm |
| 80 | Mercury (Hg) | 209 pm |
| 81 | Thallium (Tl) | 196 pm |
| 82 | Lead (Pb) | 202 pm |
| 83 | Bismuth (Bi) | 207 pm |
| 84 | Polonium (Po) | 197 pm |
| 85 | Astatine (At) | 202 pm |
| 86 | Radon (Rn) | 220 pm |
| 87 | Francium (Fr) | 348 pm |
| 88 | Radium (Ra) | 283 pm |
| 89 | Actinium (Ac) | 260 pm |
| 90 | Thorium (Th) | 237 pm |
| 91 | Protactinium (Pa) | 243 pm |
| 92 | Uranium (U) | 240 pm |
| 93 | Neptunium (Np) | 221 pm |
| 94 | Plutonium (Pu) | 243 pm |
| 95 | Americium (Am) | 244 pm |
| 96 | Curium (Cm) | 245 pm |
| 97 | Berkelium (Bk) | 244 pm |
| 98 | Californium (Cf) | 245 pm |
| 99 | Einsteinium (Es) | 245 pm |
| 100 | Fermium (Fm) | – |
| 101 | Mendelevium (Md) | – |
| 102 | Nobelium (No) | – |
| 103 | Lawrencium (Lr) | – |
| 104 | Rutherfordium (Rf) | – |
| 105 | Dubnium (Db) | – |
| 106 | Seaborgium (Sg) | – |
| 107 | Bohrium (Bh) | – |
| 108 | Hassium (Hs) | – |
| 109 | Meitnerium (Mt) | – |
| 110 | Darmstadtium (Ds) | – |
| 111 | Roentgenium (Rg) | – |
| 112 | Copernicium (Cn) | – |
| 113 | Nihonium (Nh) | – |
| 114 | Flerovium (Fl) | – |
| 115 | Moscovium (Mc) | – |
| 116 | Livermorium (Lv) | – |
| 117 | Tennessine (Ts) | – |
| 118 | Oganesson (Og) | – |
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