15 P Phosphorus 30.974 u

Phosphorus

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周期
3
15
区块
p-区块
相态 (STP)
Solid

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

外观: 白色或红色固体

物理属性

原子质量 30.974 u
密度 1.82 g/cm³
熔点 44.2 °C
沸点 280.6 °C
STP相态 Solid
原子半径 98.0 pm

电子属性

电负性 2.19
电离能 1011.8 eV
电子亲和能 72.0 eV
价电子 5

电子构型

构型 [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

发现

发现者: Hennig Brand
年份: 1669

Compounds Containing Phosphorus

更多非金属

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 非金属.
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.