A. Neon B. Nickel C. Nitrogen D. Sodium 相关知识点: 试题来源: 解析 A。解析:Neon(氖)是一种惰性气体,符号为“Ne”。B选项Nickel(镍),符号为“Ni”;C选项Nitrogen(氮),符号为“N”;D选项Sodium(钠),符号为“Na”,所以答案为A。反馈 收藏 ...
百度试题 结果1 题目Which element is represented by the symbol “Fe”? A. Iron B. Gold C. Silver D. Copper 相关知识点: 试题来源: 解析 A。解析:元素符号“Fe”代表铁(Iron)。金是“Au”,银是“Ag”,铜是“Cu”。反馈 收藏
The element with the symbol 'K' is in which period of the periodic table? A. Period 1 B. Period 2 C. Period 3 D. Period 4 相关知识点: 试题来源: 解析 C。解析:元素符号为“K”的钾元素位于周期表的第三周期。第一周期元素为氢、氦,第二周期元素为锂、铍等,第四周期元素有钾之后的钙等...
Which of these three elements has the most mass? (a) Hydrogen. (b) Iron. (c) Uranium. (d) Same in each.Which element has the lowest electronegativity? ___. Which element has the second-highest electronegativity? ___.What period 3 element...
The manipulation element null which has programming configuration possible symbolFor example, it generates the (1,1.1,1.2) display such as an LCD, operation within the inner element (10), for example, a symbol to display a button or key cap top (11, image (12) It is proposed that is ...
Which of the following elements has 3 unpaired electrons in its ground state electron configuration? A) B- B) He C) C- D) C E) F Determine the electron configuration for the given element using the noble gas abbreviated form. Se Which element ...
Which of the main group elements have 3 unpaired electrons? Which element in the second period of the periodic table has one filled and one half-filled subshell? Which main group elements have 1 unpaired electron? Which Main Group elements have only 1...
root element is missing rotate entire report 180 degrees for printing Rotating Image 90 deg. Round Datediff calculation down Round Down (or not at all) and display as percent to 2 Decimal Places Round up in SSRS? Rounded Corners on Text Box Rounding corners on rectangles in SSRS Row height ...
Black-white illustration / drawing of one plum which made as engraving technique. Can be used as element for label or as symbol.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商业图片、艺术插画、矢量、视频、音乐素材、字体等,已先后为阿里巴
Thulium is a chemical element with the symbol Tm and atomic number 69. It is the thirteenth and third-last element in the lanthanide series. Like the other lanthanides, the most common oxidation state is +3, seen in its oxide, halides and other compounds; however, the +2 oxidation state ...