Revision as of 19:12, 18 April 2024 by Fire(talk | contribs)(Created page with "{{#switch:{{{symbol|}}} <!--- Period 1 ---> | H =Purple glow in its plasma state | He= <!--- Period 2 ---> | Li=Lithium floating in oil | Be= | B =boron (β-rhombohedral)<ref>Van Setten et al. 2007, pp. 2460–1</ref> | C =Graphite (left) and diamond (right), two allotropes of carbon | N =Liquid nitrogen (N<sub>2</sub> at below −196 °C) | O =Oxygen-filled discharge tube glowing purple. | F =Liqui...")
