Boron group
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The boron group are the chemical elements in group 13 of the periodic table, consisting of boron, aluminium, gallium, indium, thallium and nihonium. This group lies in the p-block of the periodic tabl
A powdered sample of boron trioxide (B2O3), one of the oxides of boron
The 5 stable elements of the boron group
The mineral zinc blende, more commonly known as sphalerite, in which indium can occur.
A small bundle of fiberglass
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
Silicon (metalloid), Z = 14
Phosphorus (nonmetal), Z = 15