Practice naming inorganic compounds

CO

molecular
carbon MONoxIDE

Si₂Br₆

molecular
silicon HEXAbromIDE

PCl₅

molecular
phosphorus PENTAchlorIDE

Cl₂O₇

molecular
DIchlorine HEPToxIDE

NF₃

molecular
nitrogen TRIfluorIDE

H₂O

molecular
DIhydrogen MONoxIDE

HCl

molecular binary acid
HYDROchlorIC acid

*note: acids are not ionic

HBr

molecular binary acid
HYDRObromIC acid

*note: acids are not ionic

H₂SO₄

molecular oxy-acids
sulfurIC acid (-ate anion goes with -ic)

*note: -ite anion goes with -ous, acids are not ionic
*mnemonic: "ate-ic ite-ous disease", "I ATE so many acids, I got sICk"

H₂SO₃

molecular oxy-acids
sulfurOUS acid

*note: -ite anion goes with -ous, acids are not ionic
*mnemonic: "ate-ic ite-ous disease", "I ATE so many acids, I got sICk"

which cations do NOT need roman numerals when naming

Group 1A, 2A, Al³⁺,Zn²⁺,Ag⁺,Sc³⁺ form ONLY one type of cation, all other cations need roman numerals

NaBr

ionic
sodium bromIDE

K₂O

ionic
potassium oxIDE

CaF₂

ionic
calcium fluorIDE

Al₂(SO₄)₃

ionic
aluminum sulfATE

FePO₄

ionic
Iron(III) phosphATE

BaCl₂

ionic
barium chlorIDE

CO₂

molecular
carbon DIoxIDE

AgBr

ionic
silver bromIDE

FeCl₃

ionic
iron(III) chlorIDE

NaCl

ionic
sodium chlorIDE

SO₃

molecular
sulfite

CaO

ionic
calcium oxIDE

PCl₃

molecular
phosphorus chlorIDE

Li₃P

ionic
lithium phosphIDE

BaSO₄

ionic
barium sulfATE

C₂H₆

molecular
DIcarbon HEXhydrIDE (aka ethane)

NH₃

molecular
nitrogen TRIhydrIDE (aka ammonia)

C₂H₆O

molecular
ethanol

Cl₂

molecular diatomic
chlorine gas

SO₄²⁻ > SO₃²⁻ > S²⁺

sulfate > sulfite > sulfide

HClO₃

molecular oxy-acids
chloric acid

HClO₄

molecular oxy-acids
PERchlorIC acid

HClO₂⁻

molecular oxy-acids
chlorOUS acid

ClO⁻

molecular oxy-acids
HYPOchlorOUS acid

CaSO₄ ∗ 2H₂O

ionic hydrates
calcium sulfate dihydrate

Na₂CO₃ ∗ 10H₂O

ionic hydrates
sodium carbonate decahydrate

MgSO₄ ∗ 7H₂O

ionic hydrates
magnesium sulfate heptahydrate

CO₃²⁻

polyatomic oxyanion
carbonate ion

HCO₃⁻

polyatomic oxyanion
hydrogen carbonate (bicarbonate ion)

NH₄⁺

polyatomic cation
ammonium ion

H₃O⁺

polyatomic cation
hydronium ion

C₂H₃O₂⁻

polyatomic anion
acetate ion

NO₃⁻

polyatomic oxyanion
nitrate ion

NO₂⁻

polyatomic oxyanion
nitrite ion

CN⁻

polyatomic anion
cyanide ion

OH⁻

polyatomic anion
hydroxide ion

O₂²⁻

diatomic anion
peroxide ion

PO₄³⁻

polyatomic oxyanion
phosphate ion

HPO₄²⁻

polyatomic oxyanion
hydrogen phosphate ion

H₂PO₄⁻

polyatomic oxyanion
dihydrogen phosphate ion

PO₃³⁻

polyatomic oxyanion
phosphite ion

HPO₃²⁻

polyatomic oxyanion
hydrogen phosphite ion

H₂PO₃⁻

polyatomic oxyanion
dihydrogen phosphite ion

SO₄²⁻

polyatomic oxyanion
sulfate ion

HSO₄⁻

polyatomic oxyanion
hydrogen sulfate ion
(bisulfate ion)

Na⁺

cation
sodium ion

A³⁺

cation
aluminum ion

Fe²⁺

cation
iron(II) ion
ferrOUS ion

Fe³⁺

cation
iron(III) ion
ferrIC

NH₄⁺

polyatomic cation
ammonium ion

H₃O⁺

polyatomic cation
hydronium ion

H⁻

polyatomic anion
hydride ion

O²⁻

anion
oxide ion

N³⁻

anion
nitride ion

NO₃⁻

polyatomic oxyanion
nitrate ion

NO₂⁻

polyatomic oxyanion
nitrite ion

ClO₄⁻

polyatomic oxyanion
perchlorate ion

ClO⁻

polyatomic oxyanion
hypochlorite ion

HCO₃⁻

polyatomic oxyanion
hydrogen carbonate (aka bicarbonate)

H₂PO₄⁻

polyatomic oxyanion
dihydrogen phosphate ion

CaCl₂

ionic
calcium chloride

Al(NO₃)₃

ionic
aluminum nitrate

Cu(ClO₄)₂

ionic
copper(II) perchlorate (cupric perchlorate)

Cl⁻

anion
chloride

HCl

binary acid
hydrochloric acid

S²⁻

anion
sulfide

H₂S

(depends on if it's (aqueous) or (gas))
hydrosulfuric acid (aqueous)
dihydrogen monosulfide (molecular)

ClO₄⁻

oxyanion
perchlorate

HClO₄

oxyacids
perchloric acid

Cl₂O

molecular
dichlorine monoxide

N₂O₄

molecular
dinitrogen tetroxide

NF₃

molecular
nitrogen trifluoride

P₄S₁₀

molecular
tetraphosphorus decasulfide

Na₂SO₄

ionic
sodium sulfate

CaS

ionic
calcium sulfide

CuCl

ionic
copper(I) chloride

Cr₂O₃

ionic
chromium(III) oxide

HClO₃

oxyacid
chloric acid

Na₂O

ionic
sodium

Mn₂O₃

ionic
manganate(III) oxide

NH₄HCO₃

ionic
ammonium hydrogen carbonate
(aka ammonium bicarbonate)

Cu(NO₃)₂

ionic
copper(II) nitrate

N₂O

molecular
dinitrogen monoxide

P₄O₁₀

molecular
tetraphosphorus decoxide

AsCl₃

molecular
arsenic trichloride

Cl₂O₇

molecular
dichlorine heptoxide

HClO₄

oxyacid
perchloric acid

N₂F₂

molecular
dinitrogen difluoride

CCl₄

molecular
carbon tetrachloride