| Hydrogen | Dihydrogen |
| Helium | None |
| Lithium | None |
| Beryllium | None |
| Boron | | AlphaRhombohedralBoron, BetaRhombohedralBoron, AlphaTetragonalBoron |
|
| Carbon | | Graphite, Diamond, AmorphousCarbon, Lonsdaleite, Fullerene, CarbonNanotube, Graphene |
|
| Nitrogen | Dinitrogen |
| Oxygen | | Dioxygen, Ozone, Tetraoxygen |
|
| Fluorine | Difluorine |
| Neon | None |
| Sodium | None |
| Magnesium | None |
| Aluminum | None |
| Silicon | None |
| Phosphorus | | WhitePhosphorus, RedPhosphorus, BlackPhosphorus |
|
| Sulfur | | RhombicSulphur, MonoclinicSulphur, AmorphousSulphur |
|
| Chlorine | Dichlorine |
| Argon | None |
| Potassium | None |
| Calcium | None |
| Scandium | None |
| Titanium | None |
| Vanadium | None |
| Chromium | None |
| Manganese | None |
| Iron | None |
| Cobalt | None |
| Nickel | None |
| Copper | None |
| Zinc | None |
| Gallium | None |
| Germanium | None |
| Arsenic | | YellowArsenic, BlackArsenic, GrayArsenic |
|
| Selenium | | AmorphousRedSelenium, AmorphousBlackSelenium, MonoclinicSelenium, HexagonalSelenium |
|
| Bromine | Dibromine |
| Krypton | None |
| Rubidium | None |
| Strontium | None |
| Yttrium | None |
| Zirconium | None |
| Niobium | None |
| Molybdenum | None |
| Technetium | None |
| Ruthenium | None |
| Rhodium | None |
| Palladium | None |
| Silver | None |
| Cadmium | None |
| Indium | None |
| Tin | |
| Antimony | | WhiteAntimony, YellowAntimony, BlackAntimony |
|
| Tellurium | None |
| Iodine | Diiodine |
| Xenon | None |
| Cesium | None |
| Barium | None |
| Lanthanum | None |
| Cerium | None |
| Praseodymium | None |
|
|
