HONORS PHYSICAL SCIENCE
Chemical Bonding, Chemical Formulas, and Naming Compounds
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Explain why elements form bonds with other elements
Explain why most chemical reactions are exothermic
Describe a stable configuration of electrons
Predict an element’s reactivity by examining the number of valence electrons
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Describe an ionic bond and how it forms
Describe an anion, how it forms, and what type of elements form anions
Describe a cation, how it forms, and what type of elements form cations
Determine the charge on a cation or an anion based on the number of valence electrons
Determine the formula and name for a binary ionic compound (one metal + one nometal), given the two
elements involved in the reaction
Determine the formula and name for an ionic compound that contains a polyatomic ion
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Describe how covalent bonds form
Describe the attraction that holds atoms in a molecule together
Describe a molecule and the difference between a molecule and a formula unit
Describe a diatomic molecule
Describe a multiple covalent bond, specifically a double bond and a triple bond
Explain the concept of electronegativity
Use the electronegativity differences between two atoms to determine if the bond between them is
ionic, polar covalent, or nonpolar covalent
Describe the difference between a polar covalent bond and a nonpolar covalent bond, especially the
distribution of electrons within the molecule
Determine the formula for a binary covalent molecule (one nonmetal + one nometal), given the name
Determine the name of a binary covalent molecule (one nonmetal + one nonmetal), given the formula
Explain the differences between the properties of polar covalent and nonpolar covalent compounds
State the general properties of covalent compounds and why they differ from ionic compounds
Explain the concept of hydrogen bonding, including which kind of molecules demonstrate hydrogen
bonding
Discuss the properties of molecules that exhibit hydrogen bonding and how these properties compare
to other covalently bonded compounds
Describe a crystal lattice and how it relates to formula units
Describe the properties of ionic compounds and how their structure contributes to these properties