A substance in which there is only one type of particle; includes elements and compounds. Compound A substance made up of atoms of 2 or more different elements joined by chemical bonds. Atomic number the number of protons in the nucleus of an atom Atomic Mass The total mass of the number...
All atoms of an element have the same mass and properties. Atoms of different elements have different masses and properties. Compounds are made of atoms combined in a fixed ratio of small, whole numbers. Atoms of one element do not change into atoms of another element. ...
Lewis-Dot Diagrams & Bonding Can assist in determining how elements bond Metals lose electrons Nonmetals gain electrons Dot diagrams show where and how many electrons are being transferred 1. Determine the number of valence electrons for each element and draw them in 2. Transfer electrons from the...
1) all elements are made up of atoms2) all atoms of an element are identical in mass and proportion (atoms of different elements are not the same at all)3) compounds are made up of atoms of different elements4) a chemical reaction is a separation/combination/rearrangement of an elements'...
6.4 atoms, compounds, and earths elements 单词卡 学习 测试 配对 atom 单击单词卡可翻转👆 smallest particle of an element 单击单词卡可翻转👆 1 / 12 创建者 duganne 教师 此学习集的词语(12) atom smallest particle of an element proton positively charged particle in the nucleus of an atom ...
"Center" of the atom that is made up of protons and neutrons. Electron Cloud Region surrounding the nucleus where electrons are found. Pure Substance Matter that is made of the same element or compounds. Mixture Matter that is a combination of different types of matter in different proportions...
The ease and speed with which an element combines, or reacts, with other elements and compounds. Reactivity The gradual wearing away of a metal element due to a chemical reaction. Corrsion A characteristic of a pure substance that can be observed without changing it into another substance. ...
Matter: Atoms, Elements, Molecules, & Compounds單詞卡 學習 測試 配對 Matter 點擊卡片即可翻轉 👆 anything that takes up space and has mass. 點擊卡片即可翻轉 👆 1 / 14 建立者 Shonta_Jackson老師 分享 學生們也看了以下學習集: Chem 101 Exam 2 39個詞語 eghill888預覽 Atomic Basics 老師22個...
this subatomic particle maintains a neutral charge. neutrons these are the smallest units that retain all the properties of their type of matter. atoms hydrogen carbon and gold are all examples of? elements this subatomic particle maintains a negative charge. electron molecules that contain carbon ...
A substance made up of atoms of two or more different elements joined by chemical bonds stable not easily changed Ion A charged atom Alkalis Also known as bases; compounds that react with acids to form salts. pH scale measurement system used to indicate the concentration of hydrogen ions (H+...