Unit: Molecular and ionic compound structure and properties

### ionic bonds
https://cdn.kastatic.org/ka-youtube-converted/FaeAurHnQJs.mp4/FaeAurHnQJs.mp4
https://cdn.kastatic.org/ka-youtube-converted/FaeAurHnQJs.mp4-low/FaeAurHnQJs-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/FaeAurHnQJs.mp4-low-ios/FaeAurHnQJs-low-ios.mp4

### covalent bonds
https://cdn.kastatic.org/ka-youtube-converted/kS5iU4v0QZk.mp4/kS5iU4v0QZk.mp4
https://cdn.kastatic.org/ka-youtube-converted/kS5iU4v0QZk.mp4-low/kS5iU4v0QZk-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/kS5iU4v0QZk.mp4-low-ios/kS5iU4v0QZk-low-ios.mp4

### metallic bonds
https://cdn.kastatic.org/ka-youtube-converted/N5MAFQlnu18.mp4/N5MAFQlnu18.mp4
https://cdn.kastatic.org/ka-youtube-converted/N5MAFQlnu18.mp4-low/N5MAFQlnu18-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/N5MAFQlnu18.mp4-low-ios/N5MAFQlnu18-low-ios.mp4

### predicting bond type metals nonmetals
https://cdn.kastatic.org/ka-youtube-converted/B9GkAsd8EK8.mp4/B9GkAsd8EK8.mp4
https://cdn.kastatic.org/ka-youtube-converted/B9GkAsd8EK8.mp4-low/B9GkAsd8EK8-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/B9GkAsd8EK8.mp4-low-ios/B9GkAsd8EK8-low-ios.mp4

### predicting bond type electronegativity
https://cdn.kastatic.org/ka-youtube-converted/AHUHpVQXRsw.mp4/AHUHpVQXRsw.mp4
https://cdn.kastatic.org/ka-youtube-converted/AHUHpVQXRsw.mp4-low/AHUHpVQXRsw-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/AHUHpVQXRsw.mp4-low-ios/AHUHpVQXRsw-low-ios.mp4

### bond length and bond energy
https://cdn.kastatic.org/ka-youtube-converted/EMCWvehKpd4.mp4/EMCWvehKpd4.mp4
https://cdn.kastatic.org/ka-youtube-converted/EMCWvehKpd4.mp4-low/EMCWvehKpd4-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/EMCWvehKpd4.mp4-low-ios/EMCWvehKpd4-low-ios.mp4

### worked example interpreting potential energy curves of diatomic molecules
https://cdn.kastatic.org/ka-youtube-converted/-mZAsdJnnMM.mp4/-mZAsdJnnMM.mp4
https://cdn.kastatic.org/ka-youtube-converted/-mZAsdJnnMM.mp4-low/-mZAsdJnnMM-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/-mZAsdJnnMM.mp4-low-ios/-mZAsdJnnMM-low-ios.mp4

### lattice energy
https://cdn.kastatic.org/ka-youtube-converted/paXRIINiYlQ.mp4/paXRIINiYlQ.mp4
https://cdn.kastatic.org/ka-youtube-converted/paXRIINiYlQ.mp4-low/paXRIINiYlQ-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/paXRIINiYlQ.mp4-low-ios/paXRIINiYlQ-low-ios.mp4

### representing ionic solids using particulate models
https://cdn.kastatic.org/ka-youtube-converted/sAhRvgX4tQk.mp4/sAhRvgX4tQk.mp4
https://cdn.kastatic.org/ka-youtube-converted/sAhRvgX4tQk.mp4-low/sAhRvgX4tQk-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/sAhRvgX4tQk.mp4-low-ios/sAhRvgX4tQk-low-ios.mp4

### representing alloys using particulate models
https://cdn.kastatic.org/ka-youtube-converted/LTH-WH97zbo.mp4/LTH-WH97zbo.mp4
https://cdn.kastatic.org/ka-youtube-converted/LTH-WH97zbo.mp4-low/LTH-WH97zbo-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/LTH-WH97zbo.mp4-low-ios/LTH-WH97zbo-low-ios.mp4

### drawing lewis diagrams
https://cdn.kastatic.org/ka-youtube-converted/9BZFphoY-vo.mp4/9BZFphoY-vo.mp4
https://cdn.kastatic.org/ka-youtube-converted/9BZFphoY-vo.mp4-low/9BZFphoY-vo-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/9BZFphoY-vo.mp4-low-ios/9BZFphoY-vo-low-ios.mp4

### worked example lewis diagram of formaldehyde
https://cdn.kastatic.org/ka-youtube-converted/s0VM7WKnPeA.mp4/s0VM7WKnPeA.mp4
https://cdn.kastatic.org/ka-youtube-converted/s0VM7WKnPeA.mp4-low/s0VM7WKnPeA-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/s0VM7WKnPeA.mp4-low-ios/s0VM7WKnPeA-low-ios.mp4

### worked example lewis diagram of cyanide ion
https://cdn.kastatic.org/ka-youtube-converted/Y8p4cthWB8I.mp4/Y8p4cthWB8I.mp4
https://cdn.kastatic.org/ka-youtube-converted/Y8p4cthWB8I.mp4-low/Y8p4cthWB8I-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/Y8p4cthWB8I.mp4-low-ios/Y8p4cthWB8I-low-ios.mp4

### exceptions to the octet rule
https://cdn.kastatic.org/ka-youtube-converted/Tkb1OemB2KI.mp4/Tkb1OemB2KI.mp4
https://cdn.kastatic.org/ka-youtube-converted/Tkb1OemB2KI.mp4-low/Tkb1OemB2KI-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/Tkb1OemB2KI.mp4-low-ios/Tkb1OemB2KI-low-ios.mp4

### worked example lewis diagram of xenon difluoride
https://cdn.kastatic.org/ka-youtube-converted/kfTm72uWt9o.mp4/kfTm72uWt9o.mp4
https://cdn.kastatic.org/ka-youtube-converted/kfTm72uWt9o.mp4-low/kfTm72uWt9o-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/kfTm72uWt9o.mp4-low-ios/kfTm72uWt9o-low-ios.mp4

### introduction to resonance
https://cdn.kastatic.org/ka-youtube-converted/XRM9o1Sq5hg.mp4/XRM9o1Sq5hg.mp4
https://cdn.kastatic.org/ka-youtube-converted/XRM9o1Sq5hg.mp4-low/XRM9o1Sq5hg-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/XRM9o1Sq5hg.mp4-low-ios/XRM9o1Sq5hg-low-ios.mp4

### formal charge
https://cdn.kastatic.org/ka-youtube-converted/Kv5y3t9jsi4.mp4/Kv5y3t9jsi4.mp4
https://cdn.kastatic.org/ka-youtube-converted/Kv5y3t9jsi4.mp4-low/Kv5y3t9jsi4-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/Kv5y3t9jsi4.mp4-low-ios/Kv5y3t9jsi4-low-ios.mp4

### worked example using formal charges to evaluate nonequivalent resonance structures
https://cdn.kastatic.org/ka-youtube-converted/N8qKGrChGC4.mp4/N8qKGrChGC4.mp4
https://cdn.kastatic.org/ka-youtube-converted/N8qKGrChGC4.mp4-low/N8qKGrChGC4-low.mp4
https://cdn.kastatic.org/ka-youtube-converted/N8qKGrChGC4.mp4-low-ios/N8qKGrChGC4-low-ios.mp4

### vsepr for 2 electron clouds
https://cdn.kastatic.org/ka-youtube-converted/97POZGcfoY8.mp4/97POZGcfoY8.mp4

### vsepr for 3 electron clouds
https://cdn.kastatic.org/ka-youtube-converted/3RDytvJYehY.mp4/3RDytvJYehY.mp4

### vsepr for 4 electron clouds
https://cdn.kastatic.org/ka-youtube-converted/ka8Yt4bTODs.mp4/ka8Yt4bTODs.mp4

### vsepr for 5 electron clouds
https://cdn.kastatic.org/ka-youtube-converted/0na0xtIHkXA.mp4/0na0xtIHkXA.mp4

### vsepr for 5 electron clouds continued
https://cdn.kastatic.org/ka-youtube-converted/ufzlgOyWBHE.mp4/ufzlgOyWBHE.mp4

### vsepr for 6 electron clouds
https://cdn.kastatic.org/ka-youtube-converted/WEoml1Fs26I.mp4/WEoml1Fs26I.mp4

### dipole moment
https://cdn.kastatic.org/ka-youtube-converted/q3g3jsmCOEQ.mp4/q3g3jsmCOEQ.mp4

### sp3 hybrid orbital jay final
https://cdn.kastatic.org/ka-youtube-converted/JHgTNNX01r4.mp4/JHgTNNX01r4.mp4

### steric number sp3 hybridization
https://cdn.kastatic.org/ka-youtube-converted/BM-My1AheLw.mp4/BM-My1AheLw.mp4

### sp2 hybridization jay final
https://cdn.kastatic.org/ka-youtube-converted/ROzkyTgscGg.mp4/ROzkyTgscGg.mp4

### sp hybridization jay final
https://cdn.kastatic.org/ka-youtube-converted/BRHfy7envyQ.mp4/BRHfy7envyQ.mp4

### organic hybridization practice
https://cdn.kastatic.org/ka-youtube-converted/GuaozMpFS3w.mp4/GuaozMpFS3w.mp4
