What is the abbreviation for calcium? A. Ca B. Cy C. Cg D. Ch 相关知识点: 试题来源: 解析 A。钙元素的英文是 calcium,其缩写形式是 Ca。选项 B“Cy”不是钙元素的缩写;选项 C“Cg”一般不是任何化学元素的缩写;选项 D“Ch”一般不是钙元素的缩写。反馈 收藏 ...
What is the abbreviation for phosphorus? A. P B. Ph C. Po D. Py 相关知识点: 试题来源: 解析 A。磷元素的英文是 phosphorus,其缩写形式是 P。选项 B“Ph”一般不是磷元素的缩写;选项 C“Po”是钋元素的缩写;选项 D“Py”不是磷元素的缩写。反馈 收藏 ...
The element with atomic number 14 is? A. Silicon B. Phosphorus C. Sulfur D. Chlorine 相关知识点: 试题来源: 解析 A。解析:原子序数为 14 的元素是硅元素。磷元素原子序数为 15,硫元素原子序数为 16,氯元素原子序数为 17。所以答案是 A。
What is the abbreviation for magnesium? A. Mg B. Mn C. My D. Mh 相关知识点: 试题来源: 解析 A。镁元素的英文是 magnesium,其缩写形式是 Mg。选项 B“Mn”是锰元素的缩写;选项 C“My”不是镁元素的缩写;选项 D“Mh”不是镁元素的缩写。反馈 收藏 ...
What is the abbreviation for silicon? A. Si B. Sy C. Sg D. Sn 相关知识点: 试题来源: 解析 A。硅元素的英文是 silicon,其缩写形式是 Si。选项 B“Sy”不是硅元素的缩写;选项 C“Sg”一般不是任何化学元素的缩写;选项 D“Sn”是锡元素的缩写。反馈 收藏 ...
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The chemical element with atomic number 19 is potassium. What is the abbreviation for potassium? A. 需器通没团想者术报干西细边料列需器通没团想者术报干西细边料列K需器通没团想者术报干西细边料列需器通没团想者术报干西细边料列 B. 养型常切就她整放下习着风何们象才维身事样养型常...
research collaborations for the discovery of the element with atomic number 112 at Gesellschaft f眉r Schwerionenforschung (GSI) share in the fulfillment of those criteria. A synopsis of Z = 112 experiments and related efforts is presented. A subsequent report will address identification of higher-...
Synthesis of a New Element with Atomic Number Z=117 The discovery of a new chemical element with atomic number Z=117 is reported. The isotopes (293)117 and (294)117 were produced in fusion reactions between ... TO Yu,FS Abdullin,PD Bailey,... - 《Physical Review Letters》...
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