Potassium is important for our body's health. What is the symbol for potassium? A. K B. Ca C. Mg D. Fe 相关知识点: 试题来源: 解析 A。本题考查钾的英文符号。选项 B 是钙的符号,选项 C 是镁的符号,选项 D 是铁的符号。只有选项 A 是钾的符号。
The symbol for the element potassium is ___.A.PB.CaC.PtD.KE.S的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生产力工具
题目Which of the following is the symbol for potassium? A. K B. Ca C. Na D. Mg 相关知识点: 试题来源: 解析 A。钾元素的符号是 K 。B 选项 Ca 是钙元素的符号,C 选项 Na 是钠元素的符号,D 选项 Mg 是镁元素的符号。反馈 收藏
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When potassium (K) reacts with iodine (I₂), what is the English for the state symbol "s" (solid) in the chemical equation? A. Liquid B. Gas C. Aqueous D. Solid 相关知识点: 试题来源: 解析 D。解析:“s”在化学方程式中的状态符号代表固体(solid)。选项A代表液体(liquid),选项B代表...
potassium (pəˈtæsɪəm) n (Elements & Compounds) a light silvery element of the alkali metal group that is highly reactive and rapidly oxidizes in air; occurs principally in carnallite and sylvite. It is used when alloyed with sodium as a cooling medium in nuclear reactors and...
This is illustrated by quantitative forward modeling of the geochemical data for Quaternary andesites from the Andean arc in South America based on an integrated interpretation of these data. The modeling has run with four steps from early to late: (1) dehydration of the subducting oceanic crust...
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