PPT-Chapter 6 – Chemical Bonds

Jennie L Borders Standards SPS1 Students will investigate our current understanding of the atom b Compare and contrast ionic and covalent bonds in terms of electron movement SPS2 Students will explore the nature of matter its classification and its system for naming types of matter. Chemical Butyl Acetate Chemical Butylated Hydroxytoluene Chemical Coal ar Chemical Cocamide DEALauramide DEA Chemical Diazolidinyl Urea Chemical Ethyl Acetate Chemical Formaldehyde Chemical P Conceptually these zeroes ar e the building blocks of all securities with fixed cash flows Combining zeroes in a portfo lio creates an asset with multiple fixed cash flows We can structure portfolios of zeroes to replicate existing securities such a US Savings Bonds offer a safe easy way to save money while making a solid addition to your investment portfolio In fact millions of Americans take advantage of savings bonds competitive rates Whether you choose Treasurys I Bond or EE Bond your money Introduction to Chemical Bonding. Introduction to Chemical Bonding. Objectives:. Define . chemical bond.. Explain why most atoms form chemical bonds.. Describe ionic and covalent bonding.. Explain why most chemical bonding is neither purely covalent nor purely ionic.. 18 April 2002. 341st CONS. Home of the. Two-Time AFSPC. Top Dollar Champions!. “Takin’ Care of Business”. 2. Agenda. Definitions. Types of Bonds. Bid Guarantees. Performance & Payment Bonds. (chapter 7). Bond markets. Bond. : . A long-term debt instrument in which a borrower agrees to make payments of principal and interest, on specific dates, to the holders of the bond. Primarily traded in the over-the-counter (OTC) market.. is . concerned that he cannot remember all of the important information about the . different types of. chemical bonds, so he asks his . tutor, Josh, . to help him review the different types of chemical bonds prior to choosing his research topic. . Sigma Bonds. Sigma Bonds. s. bonds. Sketch (badly is fine) what the bonds in the following molecules look like according to valence bond theory:. H. 2. Cl. 2. HCl. s. bonds. Sketch (badly is fine) what the bonds in the following molecules look like according to valence bond theory:. Covalent Bond. bond formed when atoms share electrons.. Examples – . HCl. , H. 2. O, CO. 2. Ionic Bond. bond formed when an atom gains or loses electrons.. Examples – . NaBr. , . NaCl. , . KBr. Types of Chemical Bonds. Ionic bonds. : attraction between positive and negative ions (e- are lost or gained. ). m. etal + nonmetal (K. 2. O). Covalent bonds. : . sharing. of electrons between two . CarbonCSulfurSNitrogen NPhosphorus P Arsenic AsChorineClFluorine FOxygen OVisualising and Reading Molecular StructuresSingle bondDouble bondModelsTranslationThisisaformatoftenusedbychemistsItallowsbon The key words are emphasized in bold . and there is a list of them at the end of the presentation. . Chemical Reactions. When a chemical reaction occurs, new substances (called . products. ) form from the substances taking part in the reaction (called . All. chemical reactions either release or absorb energy. . The energy can take many forms: . HEAT. , . LIGHT. , . SOUND. , and . ELECTRICITY. . Chemical . bonds. are the source of this energy. . molecule. s. . C, H, O, N, P . combine and may form . CH. 4. , H. 2. O, NH. 3. , H. 2. , PO. 4. 3-. Molecules . form . m. onomers. . CH. 4. , H. 2. 0, NH. 3. . may combine and form . amino acids. Monomers.