Names and Formulas of Compounds

​Ionic Compounds

​Have your periodic tables ready!

• non-metal

• ​Change the ending of the element to -ide

​Second Element

• metal

• Name stays just like it is on the periodic table

​First Element

​Naming Ionic Compounds

Some text here about the topic of discussion

Multiple Choice

What is the name of the ionic compound formed from lithium and fluorine?

• lithium fluoride

• lithium fluorine

• lithium (I) fluorine

• lithium monofluoride

Multiple Choice

Name this compound:

CaCl₂

• calcium chloride (II)

• calcium chlorine

• calcium dichloride

• calcium chloride

Multiple Choice

Name this compound:

MgO

• magnesium oxygen

• magnesium oxide

• manganese oxide

• magnesium monoxide

Fill in the Blank

Name this compound:

K₂S

Fill in the Blank

Name this compound:

BeF₂

Fill in the Blank

Name this compound:

NaCl

• Metals in groups 3-12

• ​Use roman numerals to show charge

​

​Roman numerals are on your resource sheet!

​Transition Metals

​

Multiple Choice

What is the charge for the mercury ion in this compound?

mercury (II) chloride

• +2

• -2

• 11

• -1

Multiple Choice

What is the charge for the iron ion in this compound?

iron (III) bromide

• -3

• 111

• +3

• 0

• Molecules with a Charge

• Use the name as is on the polyatomic ion chart - no changing the ending

​

​You have a polyatomic ion chart on your resource sheet!

​Polyatomic Ions

​

Multiple Choice

What is the name of this compound?

Na₃PO₄

• trisodium tetraphosphate

• sodium phosphate

• sodium phosphorus oxide

• sodium (III) phosphate (IV)

Multiple Choice

What is the name of this compound?

NH₄Cl

• ammonium chloride

• nitrogen hydride chloride

• nihonium chloride

• ammonium (IV) chloride

Fill in the Blank

What is the name of this compound?

Mg₃(PO₄)₂

Fill in the Blank

What is the name of this compound?

Al(CN)₃

​Formulas for Ionic Compounds

​Use the charges (oxidation numbers) on your periodic table!

1. Find the charges of each element on the periodic table

   ​

2. ​Balance the charges.

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3. Write subscripts to show how many of each element are in the compound.​

​

​Steps

​

Multiple Choice

What is the formula for this compound?

potassium chloride

• KCl

• K₁Cl₁

• KCl₂

• Kcl

Multiple Choice

What is the formula for this compound?

beryllium bromide

• BeBr₂

• BeBr

• Be₂Br

• Be₃Br₂

Multiple Choice

What is the formula for this compound?

aluminum oxide

• Al₂O

• Al₃O₂

• AlO

• Al₂O₃

Multiple Choice

What is the formula for this compound?

rubidium sulfide

• RbS

• Rb₂S

• RbS₂

• Rb₂S₃

They work the same way as the other ions - find the charge on the polyatomic ion table and then balance it.​

​Polyatomic Ions

Charges vary, so find the charge in the name (roman numerals)​

​Transition Metals

​Special Cases

Some text here about the topic of discussion

Multiple Choice

What is the formula for this compound?

iron (III) nitrate

• Fe₃NO₃

• FeN₃O₉

• Fe(NO₃)₃

• FeNO₃

Multiple Choice

What is the formula for this compound?

manganese (III) sulfite

• Mn₂(SO₃)₃

• MnSO₃

• Mn₃(SO₃)₂

• MgSO₃

Multiple Choice

What is the formula for this compound?

titanium (II) acetate

• Ti(C₂H₃O₂)₂

• Ti₂At

• Ti(C₂H₃O₂)

• TiAt₂

​Covalent Compounds

• non-metal

• ​always use prefixes to show how many there are (even if there's only one)

• change the ending to -ide​

​Second Element

• non-metal or metalloid

• ​If there's only one - no prefix

• More than one: add a prefix

​First Element

​Naming Covalent Compounds

The greek prefixes are on your resource sheet!​

Multiple Choice

What is the name of this compound?

P₄O₁₀

• tetraphosphorus decoxide

• tetraphosphorus decoxygen

• pentaphosphorus decoxide

• triphosphorus decoxide

Multiple Choice

What is the name of this compound?

SF₆

• sulfur hexafluoride

• sulfur fluoride

• monosulfur hexafluroide

• sulfur hexafluorine

Fill in the Blank

What is the name of this compound?

N₂O₅

Fill in the Blank

What is the name of this compound?

PBr₃

​Write the number

​Read the Prefix

​Formulas for

Covalent Compounds

Multiple Choice

What is the formula for this compound?

oxygen difluoride

• OF₂

• OF

• O₂F

• O₂F₂

Multiple Choice

What is the formula for this compound?

dihydrogen monoxide

• H₂O₂

• (HO)₂

• H₂O

• HO

Multiple Choice

What is the formula for this compound?

arsenic trioxide

• As₃O

• AsO₂

• AsO

• AsO₃

Reminder:

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Ionic Compounds - metal, non-metal

​

Covalent Compounds - non-metals​

​

​Mixing It Up

​

Multiple Choice

Which type of compound is this?

silicon dioxide

• ionic

• covalent

Multiple Choice

What is the formula for silicon dioxide?

• SiO₂

• Si₂O₄

• SiO

• sio2

Multiple Choice

Which type of compound is this?

lithium iodide

• ionic

• covalent

Multiple Choice

What is the formula for lithium bromide?

• LiBr

• Li₂Br

• LiBr₂

• Li₂Br₃

Multiple Choice

Which type of compound is this?

Sr₃N₂

• ionic

• covalent

Multiple Choice

What is the name of Sr₃N₂?

• strontium nitride

• tristrontium dinitride

• strontium nitrogen

• strontium (II) nitride

Multiple Choice

Which type of compound is this?

copper (II) chlorate

• ionic

• covalent

Multiple Choice

What is the formula for copper (II) chlorate?

• Cu(ClO₃)₂

• Cu(ClO₃)

• Cu₂(ClO₃)

• CuCl₂