Unit 3 Quiz

A(n) _________ is an ion with a positive (+) charge.

• anion
• cation
• ion
• solute

Which of the following is a characteristic property of ionic compounds?

• They form hard, brittle crystals with characteristic shapes
• They have low melting points
• They have low boiling points
• They contain no charged particles

Tags

NGSS.HS-PS1-3

Ionic bonds form between metals and ____.

• metalloids
• metals
• nonmetals

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atoms gain or lose electrons to become stable by satisfying this rule.

• Lewis Structure rule
• Periodic Law
• octet rule
• Ionic Law

Tags

NGSS.HS-PS1-2

What do you call a bond that forms when electrons are transferred from one atom to another?

• a compound bond
• an ionic bond
• a crystal bond
• an atomic bond

Definition:  a regular, ordered arrangement of atoms, ions, or molecules

• crystal lattice
• atomic lattice
• ionic lattice 
• molecular lattice

Which group of the periodic table is most stable (already has 8 valence electrons)?

• Alkali metals
• Transition metals
• Halogens
• Noble gases

What is the basis of a metallic bond?

• the attraction of neutral metal atoms.
• the attraction between protons and neutrons.
• the attraction between positive metal ions and interlocking electrons.
• the attraction between positive metal ions and free floating electrons.

What does malleable mean?

• able to be shaped
• will break easily
• can be used for wire
• is shiny

In metals, the _______ electrons form a shared sea of electrons.

• Metallic
• Inner
• Outer
• Ionic