The groups in the periodic table are based on ___. A. 比各金住保节第理已关六比各金住保节第理已关六different chemical properties比各金住保节第理已关六比各金住保节第理已关六 B. 极好计性问且深把报极油细等连记十红引被验极好计性问且深把报极油细等连记十红引被验similar chemical ...
百度试题 结果1 题目There are ___ main groups in the periodic table. A. 7 B. 8 C. 9 D. 10 相关知识点: 试题来源: 解析 B。元素周期表有 8 个主族。反馈 收藏
Periods in The Periodic Table Metals and Non-metals in the Periodic Table The periodic table is a list of all the known elements which are arranged according to the similarities in their properties. Non-metals are mostly on the right. 8 Metals are on the left and in the centre. 1 2 3 ...
Periodic table – Group 1 The alkali metals have a silvery, shiny surface when they are first cut. However, this goes dull very quickly as the metals reacts with the oxygen in the air. e.g. sodium + oxygen sodium oxide 4Na(s) + O2(g) 2Na2O(s) Lithium, sodium and pota...
periodic acids───过碘酸;[无化]高碘酸 双语使用场景 wafers are found in Groups III and V of the Periodic Table of the Elements.───晶圆片搀杂剂可以在元素周期表的III和V族元素中发现。 英语使用场景 Information on the periodic table, groups & trends and electronic structure. 相关推荐 periodi...
结果1 题目What are the horizontal rows in the periodic table called? A. Groups. B. Periods. C. Elements. D. Compounds. 相关知识点: 试题来源: 解析 B。中文解析:“The periods are horizontal rows”,周期表中的水平行称为周期。反馈 收藏 ...
题目The horizontal rows in the periodic table are called___. A. groups B. periods C. families D. series 相关知识点: 试题来源: 解析 B。元素周期表中的水平行称为周期。选项 A 组是垂直列;选项 C 家族不准确;选项 D 系列也不是水平行的正确名称。反馈 收藏...
What are the 7 periods on the periodic table? There are 7 periods on the periodic table, numbered down the left side of the table. These periods are named according to their numbers: period 1, period, 2, etc. What is the difference between a group and a period in the periodic table?
百度试题 结果1 题目The vertical columns in the periodic table are called ___. A. groups B. periods C. lines D. rows 相关知识点: 试题来源: 解析 A。周期表中的垂直列被称为族。B 选项周期、C 选项线、D 选项行不符合要求。反馈 收藏 ...
百度试题 结果1 题目What are the horizontal rows in the periodic table called? A. Groups B. Blocks C. Periods D. Orbitals 相关知识点: 试题来源: 解析 C。原因:文章中明确提到“The horizontal rows are called periods.”。 反馈 收藏