+ = ionic compound + = covalent compound

MgF2 magnesium fluoride

FeF2 iron (ll) fluoride

CuSO4 copper (ll) sulfate

B2N4 diboron tetranitride

SF6 sulfur hexafluoride

1.5 - Hydrates water What is a hydrate? A molecule with ________ molecules attached Occurs when an ionic compound is evaporated from aqueous solution water

anhydrous CuSO4 CuSO4 · 5H2O

Naming Hydrates mono di tri tetra penta hexa hepta octa nona deca Number of Atoms Prefix 1 2 3 4 5 6 7 8 9 10 mono di tri tetra penta hexa hepta octa nona deca

copper (ll) sulphate pentahydrate CuSO4 · 5H2O Name the compound as you normally would copper (ll) sulphate Indicate the number of H2O molecules attached with prefixhydrate copper (ll) sulphate pentahydrate

zinc acetate dihydrate Zn(CH3COO)2 · 2H2O Name the compound as you normally would zinc acetate Indicate the number of H2O molecules attached with prefixhydrate zinc acetate dihydrate

copper (ll) sulfate pentahydrate zinc acetate dihydrate hydrates copper (ll) sulfate pentahydrate zinc acetate dihydrate calcium nitrate tetrahydrate iron (lll) bromide hexahydrate CrC2O4 · H2O lithium dichromate dihyrdate aluminum oxide trihydrate cobalt (ll) fluoride tetrahydrate Al(NO3)3 · 9H2O

Acids What is an acid? an acid is a compound with molecular formula starting with “H” many dissolve in water to release H+ and form aqueous solutions exceptions: H2S and HCN, these are normally gases so we don’t name them as acids

Acid Naming HIDE HATE _____ic acid hydro____ic acid HITE ____ous acid

HF (hydrogen fluoride) hydrofluoric acid

The anion is made of ONE element HxIDE Acids or Binary Acids The anion is made of ONE element Acid Formula What is the Anion Name? Acid Name HF HCl HBr HI H2S H3P fluoride hydrofluoric acid chloride hydrochloric acid bromide hydrobromic acid iodide hydroiodic acid sulfide hydrosulfuric acid phosphide hydrophosphoric acid

Acid Naming HIDE HATE _____ic acid hydro____ic acid HITE ____ous acid

H2CrO4 (hydrogen chromate) chromic acid

The anion name ends in "ATE" HxATE Acids The anion name ends in "ATE" Acid Formula What is the Anion Name? Acid Name H2CO3 HClO3 H2CrO4 H2Cr2O7 CH3COOH HNO3 H2C2O4 HClO4 HMnO4 H2SO4 H3PO4 carbonate carbonic acid chloric acid chlorate chromic acid chromate dichromic acid dichromate acetic acid / ethanoic acid acetate nitric acid nitrate binoxalate binoxalic acid perchloric acid perchlorate permanaganate permanganic acid sulfate sulfuric acid phosphate phosphoric acid

Acid Naming HIDE HATE _____ic acid hydro____ic acid HITE ____ous acid

HNO2 (hydrogen nitrite) nitrous acid

The anion name ends in "ITE" HxITE Acids The anion name ends in "ITE" Acid Formula What is the Anion Name? Acid Name HClO2 HClO HNO2 H2SO3 H3PO3 chlorite chlorous acid hypochlorite hypochlorous acid nitrite nitrous acid sulfite sulfurous acid phosphite phosphorous acid

Practice: Name or write the formula for the following acids HNO3 chromic acid H2CO3 hydrofluoric acid H2SO3 phosphoric acid H2S hydrocyanic acid CH3COOH hypochlorous acid H3PO4 permanganic acid HBr sulphuric acid

nitric acid H2CrO4 carbonic acid HF sulfurous acid H3PO4 Practice: Name or write the formula for the following acids HNO3 nitric acid chromic acid H2CrO4 H2CO3 carbonic acid hydrofluoric acid HF H2SO3 sulfurous acid phosphoric acid H3PO4 H2S hydrosulfuric acid hydrocyanic acid HCN CH3COOH acetic acid hypochlorous acid HClO permanganic acid HMnO4 HBr hydrobromic acid sulphuric acid H2SO4