Naming Ionic Compounds

calcium iodide

CaI₂

calcium hydride

CaH₂

rubidium hydride

RbH

HCl

hydrogen chloride

ZnS

zinc sulfide

MgCl₂

magnesium chloride

CaO

calcium oxide

KCl

potassium chloride

K₂O

potassium oxide

MgO

magnesium oxide

NaBr

sodium bromide

HF

hydrogen fluoride

NaH

sodium hydride

ZnS

zinc sulfide

CaH₂

calcium hydride

Ionic Bonds

the bond between a positive ion and a negative ion

What is an ion?

A charged particle formed when an atom loses/gains electrons

What do metals do?

lose electrons to form positive ions

What do non-metals do?

gain electrons to form negative ions

What do oppositely charged ions do?

attract each other

Aluminum sulfide

Al₂S₃

sodium sulfide

Na₂S

silicon nitride

Si₃N₄

magnesium carbide

Mg₂C

cesium sulfide

Cs₂S

cation

positive ions (elections are lost).

anion

negative ions (electrons are gained)