Yamazaki, "Discovery of the element with atomic number z= 118 completing the 7th row of the periodic table (iupac technical report)," Pure and Applied Chemistry, vol. 88, no. 1-2, pp. 155-160, 2016.Karol, P. J., Barber, R. C., Sherrill, B. M., Vardaci, E. & Yamazaki, E...
The element with the atomic number 79 is:A) Iron (Fe)B) Copper (Cu)C) Mercury (Hg)D) Gold (Au)Answer: D 相关知识点: 试题来源: 解析 D 题目询问原子序数为79的元素对应的选项。分析如下:1. **选项A(Iron,Fe)**:铁的原子序数为26,对应元素周期表中的第26位,与题目中的79不符。2. **...
2 This question is about hydrogen, the element with atomic number Z =1.(a)(i) Hydrogen has two stable isotopes, H and H. Complete the table to show the number of subatomic particles present in the nuclei of these two isotopes of hydrogen.(1)Isotope Number of protons Number of neutrons...
To determine the period and group of the element with atomic number 47, we can follow these steps:Step 1: Identify the Period 1. Understanding the Periodic Table Structure: The periodic table is arranged in per
1. Identify the Element: The element with atomic number 113 is known as Nihonium (Nh). 2. Locate the Element in the Periodic Table: Nihonium is located in Group 13 of the periodic table. Group 13 elements are known as the boron group. 3. Understand Electronic Configuration: The electronic...
The atomic number of an element is 6. How many electrons exist in the second electron shell in this element? The atomic number of an element is 7. How many electrons do exist in the second electron shell in this element? how many electron...
Regarding the element with an atomic number of 8, the following statement is correct:A. The element symbol is NB. It belongs to a metallic elementC. It has the highest content in the earth's crust 相关知识点: 试题来源: 解析 C 原子序号为8的元素是氧(O)。 A. 氧的元素符号是O,而非N...
The chemical element with atomic number 11 is sodium. What is the abbreviation for so
The element with atomic number 55 belongs to which block of the periodic table As-block Bp-block Cd-block Df-block.Submit The element with atomic number 85 belongs to View Solution The element with atomic number 57 belongs to: View Solution The element with atomic number 17 belongs to which...
The Neutron and Neuton, the New Element of Atomic Number ZeroSINCE neutrons were first recognised by Chadwick in the rays from the beryllium nucleus, it may be of interest to note that in 1915 the hydrogen-helium theoryconsidered this nucleus to consist of two doubly charged helium nuclei and...