Chapter 3 Notes CHEM 1411 General Chemistry Chemistry: A Molecular Approach by Nivaldo J. Tro 3 Molecules, Compounds, and Chemical Equations Chapter Objectives: • Learn…

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1. Atom – the smallest unit of matter “indivisible” Helium atom 2. electron shells a) Atomic number = number of Electrons b) Electrons vary in the amount of energy…

1. Bonding inChemicalCompounds 2. Goals – Know about:• Ions, anions, cations, polyatomic ions• “Eight singing horses”• Bonds: ionic, covalent, metallic• Oxidation…

1. Chemical Reactions Exploration Student Page Title Introduction Task Process Evaluation Conclusion Credits [ Teacher Page ] A WebQuest for 9th Grade Chemistry for ICPE…

Formulas Chemical formula is derived either from the ions or for non-metal compounds a description within the name Ions are combined to cancel out overall charge subscriptions…

Chapter 8 Covalent Bonding 8.1 Formation of Covalent Bonds 8.2 Dative Covalent Bonds 8.3 Bond Enthalpies 8.4 Estimation of Average Bond Enthalpies using Data from Energetics…

1.  A: to be happy (stable)… atoms are social creatures. Some share, some take but there is almost always interaction… ok, so they are not really social but they do…

1. Chapter 7 and 8 Ionic and Covalent Bonding 2. 7.1 Ions• Valence Electrons are the electrons in the highest occupied energy level of an element’s atoms. • The number…

1. CHAPTER7Compounds, Ions, and Molecules• Compounds result when elementsbond together in fixed proportions.• Bohr diagrams can illustrate how ions form by focusing on…