PPT-Chapter 9 Chemical Bonding

Section 91 Bonding of Atoms Ionic and Covalent Bonds Ionic Conduct electricity high MP high BP dissolve in water   Covalent Do not conduct electricity low MP low BP do not dissolve in water. 92B is applicable to bonding at services and in part states Bonding jumpers meeting the other requirements of this article Article 250 shall be used around concentric or eccentric knockouts that are punched or otherwise formed so as to impair the ele Molecular Geometry. Ch. 6 Sections 1-4 Review. In general, what determines whether atoms will form chemical bonds?. Atoms will form a chemical bond if their potential energy is lowered in doing so.. Describe the difference between ionic and covalent bonding.. 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.. . Ionic (Atomic) Radii & Coordination Number (CN). Ionic radius: . Hypothetical radius (size) of an ion (. cation. or anion). Calculated values from the bonding distances. CN. Number of one kind of the bond forming ions (atoms) surrounding the other, which are forming the first direct bonding. LA. 1 .1 A chemical bond is an attractive force between two atoms. This force is due to the electrons from different ato ms interacting with each other. The electrons involved in bonding are called v Ch. 5 Summary. The protons determines the type of element, while the electrons determine the . reactivity. of the element. If the protons and electrons are the same, it is neutral. All atoms would rather be . 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. Molecular Shapes. VSEPR Theory. From a correct Lewis structure, we can get to the 3-D shape using this theory.. VSEPR stands for . v. alence . s. hell . e. lectron . p. air . r. epulsion.. The theory is based on the idea that e- pairs want to get as far away from each other as possible!. This topic will be investigated under five main headings:. Chemical Compounds. . Ionic Bonding. . Covalent Bonding. Electronegativity. . Shape of Molecules and Intermolecular forces. Chemical Compounds. . and Structure. IB Chemistry. Topic 4. . Bond - A force that holds . atoms . together and . makes . them . function as a . unit.. 4.1 Ionic Bonding. An . ion. is a charged particle. Ions form from atoms or from groups of atoms by . Prepared By:-. Swastik Mishra Upasana Nath. Rahul Kanungo Pratik Patnaik. 1. st. Shift. Kendriya Vidyalaya No-1, . BHubaneswar. Kossel Lewis Approach. Kossel Lewis Approach To Chemical Bonding. In 1916, Kossel and Lewis were the first to become independently successful in giving a satisfactory explanation about the formation chemical bond in terms of electrons. . Ms. Knick . HAHS. CHEM 1B. Chapter 17 Section 1. Liquid Water and Its Properties:. . -it is foundation of all life. . -makes up 70% of body of humans. . -can exist in all three phases. -Water is . 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 . 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..