百度试题 结果1 题目___ elements in ___ Group 1 are called alkali metals. A. /; the B. The; a C. The; the D. The; / 相关知识点: 试题来源: 解析 D 反馈 收藏
B. They have similar physical properties. C. They have similar chemical properties. D. They have no relation. 相关知识点: 试题来源: 解析 C。中文解析:“Elements in the same group have similar chemical properties.”,同一族的元素具有相似的化学性质。反馈 收藏 ...
___ elements in ___ Group 1 are called alkali metals. A、/; the B、The; a C、The; the D、The; /
___ elements in ___ Group 1 are called alkali metals.A.The; aB.The; theC.The; /D./; the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
aCertain groupings of elements in the periodic table are designated by special names. The heavy, stepped, diagonal line on the table divides the elements into two major classed. Those to the left of the line are called metals, and those to the right, nonmetal. GroupⅠA elements are known...
2 The elements in Group 17 of the Periodic Table are called the halogens. They form stable compounds with both metals and non-metals.The table gives some dat a about F2, HCl and CaF2F2HCI CaF2boiling point/K851882773relative formul a mass38.036.578.1(a)(i) State what is meant by the...
2 The elements in Group 17 of the Periodic Table are called the halogens. They form stable compounds with both metals and non-metals.The table gives some dat a about F2, HCl and CaF2.HCL CaF2boiling point/K851882773relative formul a mass38.036.578.1(a)(i) State what is meant by the ...
What are some metals on the periodic table? What do all group 2 elements have in common? What are the left-to-right rows on the periodic table called? What are the Group 18 elements? How many groups are on the periodic table?
at school she was in herelement 2 :one of the parts of which something is made up: as a plural:the simplest principles of a subject of study b :one of the basic individual things that belong to a mathematical set or class called alsomember ...
Group 7A:The elements in group 7A (17) are fluorine, chlorine, bromine, iodine, astatine, and tennessine. The first four of these form diatomic elements under natural conditions.Answer and Explanation: Become a member and unlock all Study Answers Start today. Try it now Create a...