题目The periodic table is arranged in order of increasing _______. A. atomic number B. atomic weight C. density D. melting point 相关知识点: 试题来源: 解析 B。原因:文中提到“Mendeleev arranged the elements in order of increasing atomic weight.”。 反馈 收藏
题目Elements in the modern version of the periodic table are arranged in order of increasing _. A. oxidation number B. average atomic mass C. number of isotopes D. atomic mass E. atomic number相关知识点: 试题来源: 解析 E 反馈 收藏 ...
True or False. 1. The number of neutrons in an atom is referred to as its atomic number. 2. The periodic table is arranged by increasing atomic number. 3. Atomic number is equal to the number of State True or False: The bottom left-hand corner...
gallium做关键词定位至倒数第三句，但这句话只是说命名为GA，没说支持什么，往下看说GA的发现支持了元素周期律，而问题刚好是问GA的发现支持了什么，所以答案是C，元素周期表的组成规律，也就是元素周期律。
Why is the periodic table arranged the way it is? Is the periodic table arranged by increasing atomic number? What are all the transition metals on the periodic table? What is Na on the periodic table? What does the element symbol on the periodic table indicate?
The elements in the periodic table are arranged in order of increasing ___. A. atomic number B. mass number C. electron configuration D. properties 相关知识点: 试题来源: 解析 A。元素周期表中的元素是按照原子序数递增的顺序排列的。反馈
单选题:Elements in the modern version of the periodic table are arranged in order of increasing ___.选项:A. average atomic mass B. atomic number C. number of isotopes D. oxidation number E. atomic mass 相关知识点: 试题来源: 解析 [atomic number] 反馈 收藏 ...
Elementsin the periodic table are arrangedin order of increasing atomicnumber and placed in vertical columns (groups)andhorizontalrows(periods). .The elements across the periods show repeating patterns inchemical and physical properties. This is called periodicity. ...
The periodic table is a table in which elements are arranged in increasing atomic number (which is the number of protons an atom of the element has)... Learn more about this topic: Periodic Table Groups vs. Periods | Properties & History from...
托福阅读句子插入题:the Periodic Table 【Paragraph1】The periodic table is a chart that reflects the periodic recurrence of chemical and physical properties of the elements when the elements are arranged in order of increasing atomic number (the number of protons in the nucleus). It is a monument...