Ionic Compounds Introduction

Metals tend to 

• gain electrons
• lose electrons

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NGSS.HS-PS1-1

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If my charge becomes 2+ what does that say about me?

• I am stealing 2 electrons
• I am losing 2 electrons
• I am in period 2
• I have an atomic # of 2

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NGSS.HS-PS1-2

When metals bond with non-metals they form what type of bonds

• covalent
• ionic
• cooperative
• lewis

How do the following two elements bond together?
Na¹⁺  F^1-         

• NaF
• NaF₃
• Na₃F
• Na₁F₂

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NGSS.HS-PS1-1

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How do the following two elements bond together?
Cr³⁺  O^2-         

• CrO
• Cr₃O₂
• Cr₂O₃
• CrO₃

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

How do the following two elements bond together?
Al³⁺  O^2-         

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

NGSS.HS-PS1-3

Name the compound AgF

• silver fluoride

• silver fluorine

• monosilver monofluoride

• silver monofluorine

When a nonmetal gains electrons, it becomes this type of ion.

• Anion
• Cation

When a metal loses electrons, it becomes this type of ion.

• anion
• cation

When an ionic compound is formed, its charge is 

• negative
• neutral (no charge)
• positive