PPT-1.7: Electronegativity and bond

p olarity CHE2060 Topic 1 Atoms orbitals amp bonding Bond polarity amp 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. Electronegativity is a very useful concept for predicting whether the bonding between two atoms will be ionic covalent or metallic brPage 5br G Cl G G G brPage 6br Cl Cl Cl Cl brPage 7br Cl Cl Cl G G G G G G brPage 8br LI57347ERQG57347GLSROHV5734757 0. Know the important bond features and bond types. Understand bond values and why they fluctuate. Understand bond ratings and what they mean. Understand the impact of inflation on interest rates. Understand the term structure of interest rates and the determinants of bond yields. 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.. Compare and contrast ionic bonds to metallic bonds. What makes them different and what makes them similar?. Write down your answer in your notebook.. Covalent Bonding. Chemistry Ch. 8. Today’s Objective. 1.c. – Students know how to use the periodic table to identify alkali metals, alkaline earth metals and transition metals, trends in ionization energy, electronegativity, and the relative sizes of ions and atoms.. Elemental and Environmental Chemistry. Energy Levels. Electrons exist in specific shells of varying energy. Each shell has subshells, each with their own level of energy. Subshells are S, P, D and F. WHAT TYPE OF BOND DO ALUMINUM AND CHLORINE FORM?. AlCl. 3. Aluminum Chloride. WHAT TYPE Of BOND DO ALUMINUM AND CHLORINE FORM?. Ionic: . Metal and . NonMetal. AlCl. 3. Aluminum Chloride. WHAT TYPE Of BOND DO ALUMINUM AND CHLORINE FORM?. 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. Text:. Ch 8 (all except sections 4,5 & 8). Ch 9.1 & 9.5. Ch 10.1-10.7. My Name is Bond. Chemical Bond. PART 1: . Ionic & Covalent Bonding. Chemical Bonds. A chemical bond is an attraction between 2 atoms or ions.. When a corporation or government wishes to borrow money from public, it usually does so by issuing, or selling bonds. When investors buy a bond, they lend money to the bond issuer, the government or corporation. Chapter 17- How Atoms Bond and Molecules Attract The Big Idea: Atoms and molecules are sticky 17.1 Electron-Dot Structures Valence electrons= electrons in outermost shell Electron- dot structures: a series of dots surrounding an atomic symbol treet, A assists in the nancing of eligible projects by serving as a conduit issuer of special obligation revenue bonds. Qualifying entities borrow money through, not from, JThis allows the ent Polarity. The electronegativity. values of representative elements . in Group . 1A (1) to Group 7A (17). .. Learning . Goal . Use electronegativity to determine the polarity . of . a bond.. Electronegativity. . b)Electro Negativity. . . Anitha. . George Varghese. Dept. of Chemistry. Marthoma. College. ELECTRON . AFFINITY (ELECTRON GAIN ENTHALPY) . Electron gain enthalpy. . is defined as the enthalpy change taking place when an isolated .