A chlorine atom has 17 protons, 18 neutrons, and 17 electrons. What is the atomic number of chlorine? A) 8 B) 17 C) 35 D) 52 Two atoms with the same atomic number but different neutron numbers are called ___. Si a. Is this an atom, molecule, or compound? b. What is the nam...
百度试题 题目The element immediately following hydrogen is helium, the atom ___ which contains two electrons.相关知识点: 试题来源: 解析 of 反馈 收藏
The element immediately following hydrogen is helium, the atom ___ which contains two electrons.A.throughB.withC.atD.toE.of的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机
What are the two ways to define an atomic radius? Describe both ways, and when is each method used? Why is the molecule of Li2^2- a non-existent? Why is the hydrated hydrogen ion important? Explain why the the structure of a molecule/compound is important. ...
a. molecule b. atom c. compound d. isotope Matter: All matter on planet earth is composed of elements. Elements known to man (including synthetic elements) are listed on the periodic table of elements, and have distinct chemical properties. Answer and Explanation: A....
The most common example of an atomic reaction is the hydrogen fusion reaction that occurs on the sun. The immense pressure inside the sun -- and also inside other stars – forces atoms of hydrogen to fuse together (hencefusion) to form atoms of helium. During this process, some mass is ...
This means that each molecule of the gas is made up of only one atom, without any covalent bonds between atoms. 2. Examples of Monoatomic Gases: - The most common examples of monoatomic gases are the noble gases. These include: - Helium (He) - Neon (Ne) - Argon (Ar) - Krypton ...
Isobutane, also known as i-butane, 2-methylpropane or methylpropane, is a chemical compound with molecular formula HC(CH3)3. It is an isomer of butane. Isobutane is a colorless, odorless gas. It is the simplest alkane with a tertiary carbon atom. Isobutane is used as a precur...
What is the empirical formula of a compound composed of? What is the formula for hydrochloric acid? What is the formation of an ionic compound? What is helium in the periodic table? What group is helium in? What is the stereochemistry of carbohydrates?
The simplest structural unit of an element or compound is called an atom. The atom is the basic building block for all forms of matter, whether solid,...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can an...