结果1 题目This element is a non-metal that is yellow in color. What is it? A. Sulfur B. Chlorine C. Phosphorus D. Silicon 相关知识点: 试题来源: 解析 A。黄色的非金属元素是硫,Chlorine 是氯,Phosphorus 是磷,Silicon 是硅。反馈 收藏 ...
(a) Ne (b) Li (c) He Elements of the Periodic Table: Most of the elements of the periodic table were named arbitrarily (e.g. Indium is named after the Latin word indicium for violet). As such, we often tell the element symbols from memory. Answer and Explanation: ...
What is the density of argon gas (Ar) at 1.42 bar and 13.3^{\circ}C? Express your answer in g/L. What are the properties of ionic bonds? What chemical properties do all the alkali metals have? What are the physical properties of the element sulfur?
To find the outer shell electronic configuration of the chalcogens, we need to look at the elements in Group 16 of the periodic table. The chalcogens include the following elements: oxygen (O), sulfur (S), selenium (Se), and tellurium (Te). 1.
What is the name of an element in one of the 14 groups shown separately at the bottom of the periodic table? What is the only block on the periodic table that contains metalloids? List the symbols of all inert gases. To which group of the periodic table do exceptionally inert gases belon...
S - Sulfur Cl - Chlorine Ar - Argon K - Potassium Ca - Calcium Element Symbols and Numbers The number of the element is its atomic number, which is the number of protons in each atom of that element. The element symbol is a one- or two-letter abbreviation of the element's name. So...
Answer to: What is the relationship between the lonization energy of an anion with a-1 charge, such as F and the electron affinity of the neutral...
An atom is the smallest possible amount of a chemical element—so an atom of gold is the smallest amount of gold you can possibly have. By small, I really do mean absolutely, nanoscopically tiny: a single atom is hundreds of thousands of times thinner than a human hair, so you have ...
Sulfideis a derived term ofheptasulphide. In chemistry terms the difference between heptasulphide and sulfide is thatheptasulphideis any sulphide containing two sulphur atoms in each molecule whilesulfideis any compound of sulfur and a metal or other electropositive element or group. ...
What is the chemical element sulfur? What is a nuclide symbol? What is the symbol of the element in period 4 and group 2? What chemical element has atomic number 35? What chemical element has atomic number 118? What is the chemical element antimony?