칼륨(potassium): 주기율표 1A족에 속하는 알칼리 금속원소. 원소기호 K, 원자번호 19, 원자량 39.0983, 녹는점 63.5℃, 끓는점 774℃이며 체심입방격자이다.
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칼륨(potassium): 주기율표 1A족에 속하는 알칼리 금속원소. 원소기호 K, 원자번호 19, 원자량 39.0983, 녹는점 63.5℃, 끓는점 774℃이며 체심입방격자이다.
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