Carbon group
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The carbon group is a periodic table group consisting of carbon, silicon, germanium, tin, lead, and flerovium. It lies within the p-block.
Diamond and graphite with scale
Silicon Croda
Polycrystalline germanium
Sn Alpha Beta
Block (periodic table)
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A block of the periodic table is a set of elements unified by the atomic orbitals their valence electrons or vacancies lie in. The term seems to have been first used by Charles Janet. Each block is na
Aluminium (metal), Z = 13
Phosphorus (nonmetal), Z = 15