Chem1 U3 Ionic Basics

Cations are

• positively charged +

• negatively charged -

• neutral

Anions are

• positively charged +

• negatively charged -

• neutral

Metals are likely to form

• cations (+)

• anions (-)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Nonmetals are likely to form

• cations (+)

• anions (-)

Ionic bonds form between

• metals and nonmetals

• metals and other metals

• nonmetals and other nonmetals

When naming ionic compounds, which comes first ...

• cation (+)

• anion (-)

• either is fine

In the name of an ionic compound, the cation name portion

• remains the same/doesn't change

• ending changes to -ide

In the name of an ionic compound, the anion name portion

• remains the same/doesn't change

• ending changes to -ide

The criss cross rule for creating ionic compound formulas would make the combination of sodium (Na 1+) and sulfur (2-)...

• NaS₂

• Na₂S₂

• Na₂S

• NaS

Tags

NGSS.MS-PS1-1

The criss cross rule for creating ionic compound formulas would make the combination of magnesium (Mg 2+) and phosphorus (3-)...

• MgP₃

• Mg₂P

• Mg₃P₂

• Mg₂P₃