PPT-Ch121a Atomic Level Simulations of Materials and Molecules

William A Goddard III wagwagcaltechedu Charles and Mary Ferkel Professor of Chemistry Materials Science and Applied Physics California Institute of Technology 1 Lecture 6 and 7 April . Finish Chapter 9 from last time. Start Chapter 11 . (. Atomic . Nature of . Matter). Note: next homework due on . Tuesday. Please . pick up your midterms from front of . class. The atomic hypothesis: . Buy this as a . periodic table poster. !. Guiding Questions. Why is the periodic table so important? . Why is the periodic table shaped the way it's shaped? . Why do elements combine? Why do elements react?. Spring 2011. Chapter 2: Basic Chemistry. Chemistry Review. MATTER – anything that takes up space & has mass. ELEMENTS – basic substances making up all matter that cannot be broken down into smaller substances with different properties; there are 92 naturally occurring. 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. Yu-Shan . Lin (YSL). Department of . Chemistry. Tufts . University. Simulate how molecules move. Molecular dynamics simulations. km. hr. v. . (0). = . =. . 100. = 1000 kg. = . −. 7000 N. m. s. 2. What are materials made from?. Every material is a chemical or mixture of chemicals, including:. Ceramics, for bricks, wall tiles and plates. Metals, for vehicles, high-rise buildings, and jewellery. 1. Unit Map. 2. You are here. 3. Facts and questions about organisms. Some things we know:. All organisms are made of cells. All the functions of organisms are done by cells working together. All cells are made of molecules. Unit 1 . Safety and Security in Construction. Knowledge Organisers. Year . 9 and 10. . Construction. Module 1 Knowledge Organiser – Unit 2 Practical Construction Skills. Identify resources required to complete construction tasks - Bricklaying. The Modern Atomic Theory: A Closer Look at the Electron Blocks in The Periodic Table = s block = d block = p block = f block 1 2 3 4 5 6 7 Row # Where is the Electron? In the quantum mechanical model, the electrons are found Dr John Mitchell. ID1004: Approaches to Reality. For Years People Wondered …. What is the World Made of?. What is Matter?. I. s Water Made of the Same Stuff as Rock?. Is Matter Continuous?. Is Matter Continuous?. 2.3: Atomic structure & symbolism. Write & interpret symbols that depict atomic number, atomic mass and charge of atoms & ions. Define the atomic mass unit & average atomic mass. Calculate average atomic mass & isotopic abundance. What are Atoms?. Atoms. are the building blocks of matter made up of Protons, Neutrons & Electrons.. Inside the Atom. A . proton. is a positively charged (+) particle in the center of the atom. Elements, Mixtures and Compounds. Atoms and molecules. Remember that an . element . is one type of atom, like carbon, gold or chlorine. We will look at three ways that atoms can exist.. 1. Single atoms. DE Chemistry. Dr. Walker. Timeline. B.C.. 400 B.C. . Demokritos. and . Leucippos. . use the term ". atomos. ” . 1500's. Georg Bauer: systematic metallurgy. Paracelsus: medicinal application of minerals.