PPT-German “wo-compounds”

Provided by deutschdrangcom for individual and classroom use only May not be reproduced for any other purposes German wocompounds combine the word wo with a preposition usually at the start of a . Mr. McMartin. Beta Science. Vocabulary. Compound: a pure substance composed of two or more elements that are chemically combined.. Compounds. Made of two or more elements that are chemically combined.. 20/08/2015. Department of Industrial Administration, Faculty of Science and Technology,. Tokyo University of . Science. Presenter: Atsushi Matsumoto. I. ntroduction. Decreased production of agricultural . Ch. . 16. Covalent Compounds. Covalent bonds. form when atoms share . their valence electrons. .. Covalent compounds. are formed from 2 or more nonmetals.. Rules for Naming Covalent Compounds. 1. Prefixes are used to show how many atoms of each element are present in the compound . September . 17, . 2012. . Ms. Smith. Mrs. Malone. DO NOW:. Date. : . September 17, 2012. TEKS 6.5B Recognize that . a limited number of the many known elements comprise. the largest portion of solid . 1. st. Year Chemistry. 1. Elements. Elements & Atoms. All substances are made up from tiny particles called atoms. When a substance is made up of only one type of atom it is called an element. The element iron is made up of iron atoms, the element hydrogen is made up of hydrogen atoms, the element sulphur is made up of sulphur atoms and so on.. 22.1 Hydrocarbons. Organic Chemistry. includes almost all carbon compounds. Not limited to compounds found in living cells. Hydrocarbon: organic compound made of only hydrogen and carbon atoms. hydrocarbons. Another way of classifying chemical compounds… . Organic Compounds. In science, organic compounds contain . carbon. (. C. ), and usually . hydrogen. (. H. ). Sometimes other types of atoms are also attached, including: . 1435-1436. 2014-2015. Learning Objectives. . Understand the. . resonance description of structure of benzene. Understand the hybridization in benzene. Understand the relation between the stability of benzene and resonance energy. Another way of classifying chemical compounds… . Organic Compounds. In science, organic compounds contain . carbon. (. C. ), and usually . hydrogen. (. H. ). Carbon has four electrons in its valence shell, which allows for more chemical bonding possibilities than any other element.. MACROSCOPIC SCALE. Elements combine to make compounds.. ATOMIC SCALE. Atoms combine to make molecules, or extended structures.. What we’ll cover…. Compound Formulas. Ions. Monatomic. Polyatomic. Ionic Compounds. Covalent Compounds. Formed between two non-metals. Valence electrons are shared between atoms. Binary Covalent Compounds. Contain just two different types of non-metal elements. Some Different Rules. a. calcium oxide . CaO. . b. potassium bromide . KBr. . c. zinc fluoride ZnF. 2. . d. gold (III) iodide AuI. 3. . e. aluminum chloride AlCl. 3. f. iron (II) sulfide . FeS. . g. silver nitride Ag. Chapter 5: Molecules and Compounds. Learning Goals. Write . chemical formulas.. Determine . the total number of each type of atom in a chemical formula.. Classify . elements as atomic or molecular.. Classify . pageRIWA Executive summaryAn update of the lists with compounds that are relevant for the production of drinking water from the river Meuse 2018Authors RIWAMeuse is an international organisation that