17 Cl Chlorine 35.45 u

Chlorine

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주기
3
17
블록
p-블록
상 (표준 상태)
Gas

Chlorine is a highly reactive halogen used extensively in water purification. It is the second lightest halogen and an essential element for life.

외관: 연한 황록색 기체

물리적 성질

원자 질량 35.45 u
밀도 0.003214 g/cm³
녹는점 -101.5 °C
끓는점 -34.0 °C
표준 상태에서의 상 Gas
원자 반지름 79.0 pm

전자적 성질

전기 음성도 3.16
이온화 에너지 1251.2 eV
전자 친화도 349.0 eV
원자가 전자 7

전자 배치

배치 [Ne] 3s² 3p⁵

Electron Shell Configuration

Chlorine electron shell configuration Cl 2e⁻ 8e⁻ 7e⁻

Position in Periodic Table

Chlorine position in the periodic table Cl

발견

발견자: Carl Wilhelm Scheele
연도: 1774

Compounds Containing Chlorine

더 많은 할로겐

Frequently Asked Questions

What is Chlorine?
Chlorine (Cl) is a chemical element with atomic number 17. It is a gas at standard temperature and pressure, classified as a 할로겐.
What are the key properties of Chlorine?
Chlorine has an atomic mass of 35.45 u, density of 0.003214 g/cm³, melting point of -101.5°C, boiling point of -34.0°C.
What is the electron configuration of Chlorine?
The electron configuration of Chlorine is [Ne] 3s2 3p5. It is in the p-block of the periodic table.
Who discovered Chlorine?
Chlorine was discovered by Carl Wilhelm Scheele in 1774.
What is the electronegativity of Chlorine?
Chlorine has an electronegativity of 3.16 on the Pauling scale.