Forming Ionic Compounds

An atom with 3 valence electrons "wants" a full shell, so it can either gain 5 or lose 3. Which is more likely to occur?

• Gain 5

• Lose 3

• Nothing

NaBr

• Ionic

• Covalent

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-3

An ionic bond is the attraction between: (Select ALL that apply)

• oppositely charged ions

• similarly charged ions

• metals and nonmetals

• neutral atoms

• cations and anions

Tags

NGSS.HS-PS2-4

When ionic compounds form what is the overall charge?

• neutral

• positive

• negative

What is responsible for bringing cations and anions together?

• the size of the ions

• the opposite charges are attracted to one another

• the similar charges are attracted to one another

• depends on what period they're in

Tags

NGSS.MS-PS2-5

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

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is the correct formula for these two ions: Al⁺³ & S^-2

• AlS₃

• Al₂S₃

• Al₃S₂

• Al₃S

Tags

NGSS.MS-PS1-1

If I had a cation with a charge of ²⁺ how would you describe the formation of that ion?

• gained 2 electrons

• lost 2 electrons

• gained 4 electrons

• lost 4 electrons

If I had an anion with a charge of ^3- how would you describe the formation of that ion?

• gained 2 electrons

• lost 2 electrons

• gained 3 electrons

• lost 3 electrons

Looking at the periodic table, when the alkali metals form an ion what charge do they have?

• 1-

• 1+

• 2-

• 2+

• 3-