Chemical Bonds Orbital Notation Electron Configuration Electron-Dot (Lewis-Dot) Structure.

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Presentation transcript:

Chemical Bonds Orbital Notation Electron Configuration Electron-Dot (Lewis-Dot) Structure

Chemical Bonds + proton neutron electron - Orbital Notation Electron Configuration Electron-Dot (Lewis-Dot) Structure

Chemical Bonds Be Atomic Mass Atomic Number Name Symbol + proton neutron electron - Orbital Notation Electron Configuration Electron-Dot (Lewis-Dot) Structure Be

Chemical Bonds O Atomic Mass Atomic Number Name Symbol + proton neutron electron - Orbital Notation Electron Configuration Electron-Dot (Lewis-Dot) Structure O O O

Draw orbital notations for the following: C Mg Ne P Ca Draw electron configurations for the following: Draw electron-dot (Lewis-Dot) structures for the following: C Ca P Mg Ne C Mg Ca P Ne

Na 1s2s 2p 3s Na Forming an Ionic Bond Cl 1s2s 2p 3s 3p Cl Na Cl

Na 1s2s 2p 3s Na Forming an Ionic Bond Cl 1s2s 2p 3s 3p Cl Na Cl Be 1s 2s O 1s2s 2p Be O O

Chemical Bond A. Ionic Bond

Properties of Ionic Compounds-when ionic compounds form, they form a _____________, a ________________ _________ arrangement of _______ and ________ ions -the energy required to separate _______ (6.02 x ) of ions from each other is called the ________________, the more ________ the lattice energy, the ______ the attraction between ions -the strength of the attraction between ions affects the compound’s __________ _________

Properties of Ionic Compounds CompoundLattice Energy A. Lattice Energy

Properties of Ionic Compounds A. Lattice Energy LiNaK F Cl Br I

Properties of Ionic Compounds A. Lattice Energy -the lattice energy is more negative in ionic compounds that have ____________________, because the ions are ___________________ to each other CompoundMelting Point (°C)Boiling Point (°C) B. Melting and Boiling Points

Properties of Ionic Compounds B. Melting and Boiling Points -ionic compounds with higher lattice energies have _________melting and boiling points temps. -smaller ions are more ________ attracted to each other, because the _______ is closer to the _______ _________, while ions with larger positive and negative charges are more ________ attracted to each other C. Electrical Conductivity-to conduct electricity, charged particles must be _________________, so ionic compounds generally do not conduct electricity as a _____, but generally do as a ______ or when ______________ _______________

Properties of Ionic Compounds D. Hardness-the ions in ionic compounds with _______________ lattice energies are more _________ attracted to each other, so they tend to be ________ For Review 1. Rank the following ionic compounds, in order, from most negative to least negative lattice energy: RbCl, RbF, RbBr, RbI 2. Rank the following ionic compounds, in order, from highest to lowest melting point temperature: NaCl, MgCl 2, MgO 3. Rank the following ionic compounds, in order, from softest to hardest: Li 2 O, Li 2 S, Li 2 Te, Li 2 Se 4. Rank the following ionic compounds, in order, from ions most strongly to ions least strongly attracted to each other: MgF 2, RbCl, CaF 2, CaCl 2, MgO