文档介绍:化学元素周期表的英文全称 Periodic Table of the Elements 缩写PTE 拉丁文英文1 H 氢 Hydrogenium Hydrogen 2 He 氦 Helium Helium 3 Li 锂 Lithum Lithum 4 Be 铍 Beryllium Beryllium 5 B 硼 Borium Boron 6 C 碳 Carbonium Carbon 7 N 氮 Nitrogenium Nitrogen 8 O 氧 Oxygenium Oxygen 9...
由此句Scientists are still looking for ways to use these elements in our daily lives and other elements in the eighth row.可知这些元素还没有应用于日常生活,故选C。 由But the seventh row of the table was not finished, until now!和 Recently, there's some big news about this special table....
A word of caution — this post is about a table of elements that is made up of non-table elements. If that sentence made no sense, then you should enjoy this. In other words, I may use the terms table and element in a confusing fashion. ...
Periodic Table of the Elements的元素周期表[精品].ppt,* * The pnicogens possess different properties. 1. Nitrogen - A nonmetal but under standard conditions is a diatomic gas (N2) - Accepts electrons from most elements to form compounds in the –3 oxidati
1. The Elements and The Periodic Table(元素和周期表) The number of protons in the nucleus of an atom is referred to as the atomic number, or proton number, Z. The numbers of electrons in an electrically neutral atom is also equal to the atomic number, Z. The total mass of an atom ...
【单选题】The first ionization energies of the elements ___ as you go from left to right across a period of the periodic table, and ___ as you go from the bottom to the top of a group in the table... A. decrease, decrease B. increase, increase C. are completely unpredictable ...
All elements from hydrogen to oganesson has been discovered or synthesized. The first 94 elements are natural elements and rest of the elements is tested in laboratories or nuclear reactor. There are also some changes have been in the periodic table and new 4 elements are taken Nihonium, Moscov...
The periodic table, also called the periodic table of elements, is an organized arrangement of the 118 known chemical elements. The chemical elements are arranged from left to right and top to bottom in order of increasing atomic number, or the number of protons in anatom's nucleus, which ge...
Nowthey willprepae olookfr"eement119 and beyond. Btfrnow,beaful when yurea yourscience books because the periodic table might be outdated(过时的).根据短文内容选择最佳答案。()46. What does the underlined word "elements" mean in Chinese?A.物质B.元素C.原子()47. What is the main idea of...
3. The underlined word “beyond” means ___ in the last paragraph. A. 更前面 B. 更后面 C. 更上面 D. 更里面 4. Which of the following about the new elements is NOT true? A. They are heavy metals. B. They were made in labs. C. They can’t be found in nature. D. They are...