Ionic Bonds 12/2
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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| What is an ionic bond? | An ionic bond is the bond between a metal element and a non-metal element.
ex. Na (metal) and Cl (non-metal)
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| What is the electronegativity for ionic bonds? | If the electronegativity is anywhere from 1.7 to 4 (look at reference table S) it is an ionic bond.
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| In terms of physical properties of ions, why do ions have no conductivity? | Ionic solids have no conductivity because there are no free moving electrons or ions unless dissolved or melted.
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| What is the ONLY exception to the electronegativity rule of ionic bonds? | Ionic bonds that have H2 as an element. The electronegativity of these bonds may be less than 1.7
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| When an ionic bond is formed, which element(s) gets a sign changed? | Both non-metal and metal elements!
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| When an ionic bond is formed, which element(s) gets Lewis' electron dots? | The non-metal element!
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Created by:
Chinestry
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