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12 questions from this quiz
By electron transfer from metal to non-metal
One electron
A positive sodium ion (Na+Na^+Na+)
No charge
A giant structure in regular pattern
1.2×10181.2 \times 10^{18}1.2×1018 ions
Forces act in all directions, not just along sticks
Strong electrostatic forces
Strong ionic bonds need much energy
Mg2+Mg^{2+}Mg2+ & O2−O^{2-}O2− bonds stronger than Na+Na^+Na+ & Cl−Cl^-Cl−
When melted or dissolved
Ions held in fixed positions
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