19
K
칼륨
39.098 u
칼륨
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Cite "칼륨"
칼륨. (n.d.). In Element. Retrieved from /ko/element/k/
"칼륨." Element, /ko/element/k/.
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주기
4
족
1
블록
s-블록
상 (표준 상태)
Solid
칼륨은 모든 살아 있는 세포에 필수적인 알칼리 금속이다. 지각에서 일곱 번째로 풍부한 원소이다.
외관: 은회색
칼륨을(를) 포함하는 화합물
더 많은 알칼리 금속
Frequently Asked Questions
What is 칼륨?
칼륨 (K) is a chemical element with atomic number 19. It is a solid at standard temperature and pressure, classified as a 알칼리 금속.
What are the key properties of 칼륨?
칼륨 has an atomic mass of 39.098 u, density of 0.862 g/cm³, melting point of 63.6°C, boiling point of 758.9°C.
What is the electron configuration of 칼륨?
The electron configuration of 칼륨 is [Ar] 4s1. It is in the s-block of the periodic table.
Who discovered 칼륨?
칼륨 was discovered by Humphry Davy in 1807.
What is the electronegativity of 칼륨?
칼륨 has an electronegativity of 0.82 on the Pauling scale.