Phosphorus, Elemental

CAS RN: 7723-14-0

Stability / Shelf Life

Black: Stable in air
White: Darkens on exposure to light.
Yellow: Gives off acrid fumes on exposure to air
White phosphorus is the most reactive allotropic form of elemental phosphorus, combusting (oxidizing) spontaneously in the presence of oxygen to form P4O10 and P4O6, which in turn are easily hydrated to form oxo acids of phosphorus.
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