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Chem A Review Covalent or Ionic, that is the ?. Ionic Compounds. Atoms want to be Noble gases Why??? FULL OUTER SHELL. We all want to be rockstars!. P = 11 e = 10 Charge = +1. P = 11 e = 11 Charge = 0. ION Formation. Positively charged atom. CATION. Negatively charged atom.
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Atoms want to be Noble gases Why??? FULL OUTER SHELL We all want to be rockstars!
P = 11 e = 10 Charge = +1 P = 11 e = 11 Charge = 0 ION Formation
Positively charged atom CATION
Negatively charged atom ANION
Na O Na +1 +1 -2 -1 Ionic Compounds
POLYATOMIC ANIONS WITH O and another non-metal SO42- CO32- Oxyanions
Most O Per-ate • -1 O -ate • -2 O -ite • -3 O hypo-ite • +1 O per - ate • On- ate • -1 O - ite • -2 O hypo - ite Top DownMost Common Oxyanions
Ammonium Hydroxide Sulfate Phosphate Nitrate Carbonate NH4+ OH- SO42- PO43- NO3- CO32- Polyatomics to KNOW
NaClO4 • sodium perchlorate • Al2(SO4)3 • aluminum sulfate • CaCO2 • calcium carbonite • K3PO2 • potassium hypophosphite Oxyanions
Left to Right • “-ide” be back! • Junkies need their PRE-fix • EXCLUDE MONO on first element Binary Covalent Rules
Mono • Di • Tri • Tetra • Penta • Hexa • Hepta • Octa • Nona • Deca • 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 Pre---FIXES
CCl4 • As2O3 • Br2 • H2O2 • NF3 • Carbon tetrachloride • Diarsenic trioxide • Bromine • Dihydrogen dioxide • Nitrogen Trifluoride Practice
OxyANION root – ic + Acid H2SO4 Sulfuric Acid Hydro + element-ic + acid HCl Hydrochloric Acid
Sulfate Phosphate Nitrate Carbonate Chlorate SO4 PO4 NO3 CO3 ClO3 Oxyacids
Sulfate Phosphate Nitrate Carbonate Chlorate Sulfuric Acid Phosphoric Acid Nitric Acid Carbonic Acid Chloric Acid H2SO4 H3PO4 HNO3 H2CO3 HClO3 SO42- PO43- NO3- CO32- ClO3- Oxyacids
Perchloric Acid • Chloric Acid • Chlorous Acid • Hypochlorous Acid • HClO4 • HClO3 • HClO2 • HClO +1 ---- -1 -2 Oxyacids