百度试题 结果1 题目How many elements are there in the periodic table today? A. 100. B. 118. C. 120. D. 150. 相关知识点: 试题来源: 解析 B。原因:“Today, the periodic table contains 118 elements.”。 反馈 收藏
5. How many elements are there in the periodic table? 答: 目前元素周期表中共有 118 个元素。 6. How many bones are there in the human body? 答: 成年人的骨骼系统中共有 206 块骨头。 7. How many languages are spoken in the world? 答: 目前世界上共有约 7000 种语言。 8. How many sp...
To determine how many elements are present in the d-block of the periodic table, we can follow these steps: Step 1: Identify the d-block ElementsThe d-block elements are also known as transition metals. They are found in groups 3 to 12 of the periodic table. Step 2: Determine the Ser...
The periodic table helps us understand ___ elements react with each other. A. how B. what C. when D. where 相关知识点: 试题来源: 解析 A。“understand how elements react with each other”表示“理解元素是如何相互反应的”,how 表示方式。反馈 收藏 ...
Related:Periodic table of elements quiz: How many elements can you name in 10 minutes? Who created the periodic table? Dmitri Mendeleev, a Russian chemist and inventor, is considered the "father" of the periodic table, according to theRoyal Society of Chemistry. In the 1860s, Mendeleev was ...
A. How is the periodic table organized? B. The periodic table is organized by increasing atomic number and grouped based on similar chemical properties. C. What is the significance of the periodic table? D. The periodic table helps in predicting the properties of elements and their reactions ...
In this periodic table of elements quiz, you have 10 minutes to name as many elements as you can, given only their symbol, atomic weight and the broad group they live in. It's no mean feat, the best we got was 57, a little under half — can you do better? Make...
(redirected from How elements are arranged in the Periodic Table)Also found in: Thesaurus, Medical, Encyclopedia. Periodic Table Periodic Table n. Chemistry The tabular arrangement of the elements according to their atomic numbers so that elements with similar properties are in the same column. ...
How many groups does the periodic table have? A. 16 B. 7 C. 18 D. 8 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 参考答案: B 复制 纠错 举一反三 银银平台门户网站支持合作机构填写或上传()。 A. 拟准入产品尽调信息 B. 本机构产品营销...
The periodic table contains 118 known elements of classified in the ascending order of atomic numbers.