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A LITTLE CHEMISTRY

Ionic bonding

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SLIDE 1 OF 8

Meet the outer electrons

Narrated animation

ElectronSimple shell models, not to scale

You need to know

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Key ideas

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Four ideas to keep

Complete these sentences in your composition notebook.

Valence electrons are electrons in .
When a neutral atom loses an electron, it becomes .
An ionic bond is the electrical attraction between .
MgCl₂ has two chloride ions for each magnesium ion because .