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Element: phosphorus

Name : phosphorus

Symbol : p

Atomicnumber : 15

Relativeatomicmass : 30.973761998 (5)

Standardstate : solid at 298 K

Appearance : colourless/red/silvery white

Classification : Non-metallic

Groupinperiodictable : 15

Groupname : Pnictogen

Periodinperiodictable : 3

Blockinperiodictable : p

Shellstructure : 2.8.5

CASRegistry : 7723-14-0

Description : Phosphorus is commonly misspelled "phosphorous".