How to name compounds

What compound doesn’t have ions?

Covalent

What compound always has ions?

Ionic and acids

What compound only has nonmetals?

Covalent

What compound has metals and nonmetals including polyatomic ions?

Ionic

What are the naming rules for covalent compounds?

• always end with -ide

• use greek prefixes

• first element does not need mono- prefix if singular

What is the common name for NH₃?

Ammonia

How do you name monotonic ions that are cations?

• elements capable of multiple charge are listed as a roman numeral

• add ion at the end

How do you know if your monatomic ion is a cation?

It comes from metals

How do you know if your monatomic ion is an anion?

it comes from non-metals

How are monatomic anions named?

• end with -ide

• add ion

Which are the exceptions to the multiple charges?

Zn, Cd, and Ag

What is the fixed charge of Zn?

2+

What is the fixed charge of Cd?

2+

What’s the fixed charge of Ag?

(1)+

What elements have no charge?

Noble gases and B, C, and Si

What’s the common name of the ion NH₄?

ammonium ion

What’s the charge of NH₄?

+1

What’s the name of the OH ion?

hydroxide ion

What’s the charge of OH?

-1

What’s the name of CO₃?

carbonate ion

What’s the charge of CO₃?

-2

What’s the name of SO₄?

sulfate ion

What’s the charge of SO₄?

-2

What’s the name of NO₃?

nitrate ion

What’s the charge of NO₃?

-1

What’s the name of PO₄?

phosphate ion

What’s the charge of PO₄?

-3

What’s the name of ClO₃?

chlorate ion

What’s the charge of ClO₃?

-1

What’s the name of CN?

Cyanide ion

What’s the charge of CN?

-1

What’s the name of C₂H₃O₂?

Acetate ion

What’s the charge of C₂H₃O₂?

-1

What’s the name of C₂O₄?

oxalate ion

What’s the charge of C₂O₄?

-2

What’s the name of CrO₄?

chromate ion

What’s the charge of CrO₄?

-2

What’s the name of Cr₂O₇?

dichromate ion

What’s the charge on Cr₂O₇?

-2

What’s the name of MnO₃?

manganate ion

What’s the charge of MnO₃?

-1

What’s the name of BrO₃?

bromate ion

What is the charge of BrO₃?

-1

If a polytonic ion has the common numbers of oxygens, what does it end in?

-ate

if polyatomic ion has 2 less oxygen, what does it end in?

-ite

If polytonic ion has 2 less oxygen, what does it start and end with?

hypo-, -ite

if polytonic ion has 1 more oxygen, what does it start and end with?

per-, -ate

If a polyatomic gains 1 H, what do you add at the start of the name?

hydrogen

If a polyatomic ion gains 2H, what is added at the start of the name?

dihydrogen

For each hydrogen added, how much charge do you add to the polyatomic ion?

+1

How are ionic cation compounds named?

unchanged, roman numeral if needed

what is the naming rule for ionic anion compounds?

end in -ide if monatomic, end in -ate/-ite if polyatomic

which compound has to be written as the lowest ratio?

ionic

What is the naming rule for ionic hybrides? (*X H₂O)

greek prefix + hydrate

how are binary acids named?

hypo-X-ic acid

how are polyatomic acids named?

anion prefix kept if there

-ate becomes -ic acid

-ite becomes -ous acid