15 P Phosphorus 30.974 u

Phosphorus

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주기
3
15
블록
p-블록
상 (표준 상태)
Solid

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

외관: 밀랍 같은 흰색(백린)

물리적 성질

원자 질량 30.974 u
밀도 1.82 g/cm³
녹는점 44.2 °C
끓는점 280.6 °C
표준 상태에서의 상 Solid
원자 반지름 98.0 pm

전자적 성질

전기 음성도 2.19
이온화 에너지 1011.8 eV
전자 친화도 72.0 eV
원자가 전자 5

전자 배치

배치 [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

발견

발견자: Hennig Brand
연도: 1669

Compounds Containing Phosphorus

더 많은 비금속

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 비금속.
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.