PPT-Chapter 17- How Atoms Bond and Molecules Attract

Chapter 17 How Atoms Bond and Molecules Attract The Big Idea Atoms and molecules are sticky 171 ElectronDot Structures Valence electrons electrons in outermost shell Electron dot structures a series of dots surrounding an atomic symbol. Chapter 9 ~ most compounds, including those in living organisms, are covalently bonded. What You’ll Learn. I will analyze the nature of a covalent bond. I will name covalently bonded groups of atoms. The Building Blocks of Matter. Chapter 2. Chapter Outline. 2.1 The . Rutherford Model of . Atomic Structure. 2.2. . Nuclides and Their Symbols. 2.3 . Navigating the Periodic Table. 2.4 The . Masses of Atoms, Ions, and Molecules. CHEMICAL BOND – A force that holds two or more atoms together as a unit. Individual atoms will naturally bond together to achieve a lower energy state (to be more stable). 3B-1 (of 42). TYPES OF BONDS. Organic Molecules. contain. CARBON. !. http://www.npr.org/news/specials/climate/video/. EXCEPTION!!. Carbon dioxide . (CO. 2. ) . i. s . NOT. a. n organic compound!. Properties of carbon. . 4 . valence electrons. programme. as part of H2020 for sensor, imaging and related computing (ICT) development. Its purpose is to demonstrate the value of European Research Infrastructures to industry and society, while maintaining the scientific missions of the ERIs. F. 2. yellow gas. very reactive. toxic . Cl. 2. green gas. very reactive. toxic . Br. 2. orange liquid. very reactive. toxic . often used as a solution in water - bromine water, Br. 2. (. aq. ). I. 2. Matter takes many forms in nature. : In this chapter, we are going to learn to distinguish the type of compound that we have already studied, the “. ionic. . compound. ” (which contains oppositely-charged particles: metal . and Ions. Jim Geiger. Cem 151. Atomic Theory of Matter. The theory of atoms:. Original to the Greeks. Leuccipus, Democritus and Lucretius. (Aristotle thought they were nuts). He believed that one could divide up a piece of matter an infinite number of times, that is, one never came up with a piece of matter that could not be further divided. He suggested that everything in the world was made up of some combination of four elements: earth, fire, water, and air. The elements were acted upon by the two forces of gravity and levity. Gravity was the tendency for earth and water to sink, and levity the tendency for air and fire to rise.. A Quick Review….. A bond results from the attraction of nuclei for electrons. All atoms are trying to achieve a . stable octet. IN OTHER WORDS. the protons (. +). in one nucleus are . attracted to the electrons (-). For Example: If you have a piece of gold and cut it into smaller and . smaller pieces, . you would eventually reach a point where you couldn’t cut the gold up any smaller. That smallest piece would be an atom of gold.. Attract True Love PDF | EBOOK ➢ The 10 Step Seduction Blueprint That Leaves Him Defenseless ♥ SPECIAL GUIDE FOR WOMEN ONLY! ♥ Jennie L. Borders. Section 8.1 – Chemical Bonds, Lewis Symbols, and the Octet Rule. Whenever two atoms or ions are strongly attached to each other, we say there is a chemical bond between them.. There are three general types of chemical bonds: ionic, covalent, and metallic.. p. olarity. CHE2060 Topic 1: Atoms, orbitals & bonding. Bond polarity & . electronegativity. Covalent bonds can be either . polar. or . nonpolar. depending on how equally. (or unequally) their e- pair bonds are shared between the 2 bonded atoms.. The Covalent Bond. Section 9.1. Worldwide, scientists are studying ways to increase food supplies, reduce pollution, and prevent disease. Understanding the chemistry of compounds that make up fertilizers, pollutants, and materials that carry genetic information is essential in developing new technologies in these areas. An understanding of the chemistry of compounds requires an understanding of their bonding..