What element has an atomic number of 17? What element has the atomic number 28? What element has atomic number 4? What element has the atomic number 74? What element has an atomic number of 10? What element has the atomic number 27?
What element has atomic number 4? What element has an atomic number of 17? What element has an atomic number of 16? What element has an atomic number of 10? What element has the atomic number 82? What element is atomic number 54?
结果一 题目 What is the atomic number of an element?ps:Please answered in English 答案 译文,什么是元素的原子序数?It is the number of an element in thePeriodic table of the elements.相关推荐 1What is the atomic number of an element?ps:Please answered in English ...
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 ...
What is the atomic number of the element present in the second period and group 15. View Solution The effective nuclear charge of an element with three valence electrons is 2.60. What is the minimum atomic number of the element? View Solution ...
An atom has electronic configuration 2, 8, 7. To which of the following elements would it be chemically similar? (Atomic numbers are given in parentheses). N(7), F(9), P(15), Ar(18) View Solution An element has electronic configuration 2, 8, 3. What is the atomic number of the ...
What Is an Atomic Service: What Is an Atomic Service The number of devices per person keeps increasing in the Internet of Eve……
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 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 ...
The atomic number of an atom of an element is 17 while its mass number is 35. How many neutrons does the atom have? How do you find the atomic mass of an element? Identify the isotope that has an atomic number of 76 and a mass number of 192. ...