15 P Phosphorus 30,974 u

Phosphorus

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Período
3
Grupo
15
Bloco
p-bloco
Fase (STP)
Solid

Phosphorus is essential for life, found in DNA, RNA, and ATP. It exists in several allotropic forms including white and red phosphorus.

Aparência: Waxy white (white phosphorus)

Propriedades físicas

Massa atômica 30.974 u
Densidade 1.82 g/cm³
Ponto de fusão 44.2 °C
Ponto de ebulição 280.6 °C
Fase em STP Solid
Raio atômico 98.0 pm

Propriedades eletrônicas

Eletronegatividade 2.19
Energia de ionização 1011.8 eV
Afinidade eletrônica 72.0 eV
Elétrons de valência 5

Configuração eletrônica

Configuração [Ne] 3s² 3p³

Electron Shell Configuration

Phosphorus electron shell configuration P 2e⁻ 8e⁻ 5e⁻

Position in Periodic Table

Phosphorus position in the periodic table P

Descoberta

Descoberto por: Hennig Brand
Ano: 1669

Compounds Containing Phosphorus

Mais Não Metal

Frequently Asked Questions

What is Phosphorus?
Phosphorus (P) is a chemical element with atomic number 15. It is a solid at standard temperature and pressure, classified as a não metal.
What are the key properties of Phosphorus?
Phosphorus has an atomic mass of 30.974 u, density of 1.82 g/cm³, melting point of 44.2°C, boiling point of 280.6°C.
What is the electron configuration of Phosphorus?
The electron configuration of Phosphorus is [Ne] 3s2 3p3. It is in the p-block of the periodic table.
Who discovered Phosphorus?
Phosphorus was discovered by Hennig Brand in 1669.
What is the electronegativity of Phosphorus?
Phosphorus has an electronegativity of 2.19 on the Pauling scale.