Ionic Bonding Unit 2 Test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Why do elements chemically combine | To increase the stability of their electrons
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| Electrons are stable when they are in groups of? | Eight
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| Stability of eight groups is called? | Noble Gas Configuration
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| Valence electrons can do what between 2 elements? | Transfer and share
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| Chemical bonds hold how many atoms together? | Two
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| Ions form when? | Element gains or loses electrons
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| Ionic compounds form when? | Positive ions attract to negative ions
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| Elements in the same column of the periodic table have what in common? | Same valence electrons
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| Similar valence electrons cause elements in a group to? | React in similar ways
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| Lewis Dot Structure shows what about elements? | Valence electrons
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| Ionic Bonds form when? | Electrons are gained or lost by an element
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| Metals lose electrons to form? | Cations with a positive charge
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| Non-Metals gain electrons to form? | Anions with a negative charge
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| Opposite charges? | Attract to form the final ionic compound
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| If fewer than 4 electrons? | Electrons are lost, stable 8 energy level
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| More than 4 electrons? | Electrons are gained, stable 8 energy level
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| Formula Unit? | Smallest ratio of ions
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| Representative particle for ionic compounds? | Formula Unit
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| Chemical Formula? | Kinds and numbers of atoms in the smallest representative particle of the substance
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| Formation of Ionic compounds? | Always release energy
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| Reaction of ionic compound is? | Exothermic- release energy, feels hot
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| Lattice energy | Required to separate ions of an ionic compound
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| Many ionic compounds will? | Dissolve in water
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| Electron Sea Model? | Weakly held valence electrons move freely between atoms of metals
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| Metallic Bond? | Attraction of metallic cation for delocalized electrons
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