Lab Background: Characteristics of Ionic Bonds

What is the main reason chemical bonds form between atoms?

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NGSS.HS-PS1-3

According to Coulomb's Law, what happens when two atoms approach each other?

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NGSS.HS-PS2-4

Fill in the blank: In an ionic solid, the oppositely charged ions are arranged in a tightly packed, extended three-dimensional structure called a _______.

• crystal lattice

• molecular structure

• covalent bond

• metallic bond

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NGSS.HS-PS1-3

What property of ionic compounds makes them suitable for use in ceramics and cookware?

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What does Figure 1 represent in the context of ionic compounds?

• The structure of an ionic compound

• The process of ionic bonding

• The properties of ionic compounds

• The formation of ions

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NGSS.HS-PS1-3

NGSS.HS-PS2-4

Ionic compounds conduct electricity when dissolved in water but not in the solid state because:

• they have free-moving ions in solution.

• they have tightly bound ions in solid state.

• water acts as a conductor.

• solid state prevents ion movement.

This image shows the bonding between Lithium and Fluorine. What does the red arrow show?

• electrons being shared

• electrons being transferred to Fluorine

• electrons being transferred to Lithium

• electrons being destroyed

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NGSS.HS-PS1-2

This is an image of the giant ionic lattice representing Sodium Chloride, what is represented by the +?

• Cl ion

• Cl atom

• Na atom

• Na ion

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NGSS.HS-PS1-3

Is this ionic bond drawn correctly?

• Yes

• No

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NGSS.HS-PS1-2

Ionic bonds form between...

(Choose all that apply)

• A metal and a nonmetal

• Two nonmetals

• Two metals

• A cation and an anion

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NGSS.HS-PS1-1

NGSS.HS-PS1-2