Warm up 11.1.07Warm up 11.1.07take out a blank sheet of paper and match the take out a blank sheet of paper and match the

following terms…following terms… 1. Made of two nonmetals1. Made of two nonmetals 2. Made of a metal and a nonmetal2. Made of a metal and a nonmetal 3. Makes atoms stable or “happy”3. Makes atoms stable or “happy” 4. Ions are formed4. Ions are formed 5. Molecules are formed5. Molecules are formed 6. Forms compounds with 6. Forms compounds with

different properties than individual different properties than individual elementselements

7. Electrons are lost or gained7. Electrons are lost or gained 8. Electrons are shared8. Electrons are shared 9. Can form double and triple 9. Can form double and triple

bondsbonds 10. Can not form double or triple 10. Can not form double or triple

bondsbonds

IonicIonic CovalentCovalent BothBoth

Chapter 19 FoldableChapter 19 Foldable

4 Flaps on the front4 Flaps on the front

1.1. Writing FormulasWriting Formulas

2.2. Naming Ionic Compounds (metal/nonmetal)Naming Ionic Compounds (metal/nonmetal)

3.3. Naming Covalent Compounds (2 nonmetals)Naming Covalent Compounds (2 nonmetals)

4.4. Naming Polyatomic Ions (more than 2 Naming Polyatomic Ions (more than 2 elements)elements)

Writing Formulas Writing Formulas

On flapOn flap

1.1. Determine the oxidation Determine the oxidation number for 2 elementsnumber for 2 elements

2.2. Write symbols with metal Write symbols with metal firstfirst

3.3. Write oxidation numbers Write oxidation numbers as superscriptsas superscripts

4.4. Crisscross method: No Crisscross method: No signs (subscripts). Do not signs (subscripts). Do not put one!put one!

5.5. ReduceReduce

Inside (Examples)Inside (Examples)

BaBa+2+2 Cl Cl-1-1 BaBa+2+2 F-1 F-1

BaClBaCl22 BaFBaF22

FeFe+2+2 O O-2 -2

FeFe22OO22

FeOFeO

Naming Ionic (on Flap)Naming Ionic (on Flap)

Write name of the 1Write name of the 1stst atom (cation) atom (cation) Write root name of 2Write root name of 2ndnd atom (anion) atom (anion) Add –ide to endingAdd –ide to ending

Transition elements have varied oxidation number Transition elements have varied oxidation number (use chart)(use chart)

Use oxidation number of negative to figure out Use oxidation number of negative to figure out (crisscross backwards)(crisscross backwards)

Use Roman NumeralUse Roman Numeral

Naming Ionic (inside)Naming Ionic (inside) ExamplesExamples

CaClCaCl22: Calcium Chloride: Calcium Chloride LiLi22S: Lithium SulfideS: Lithium Sulfide MgFMgF22: Magnesium Floride: Magnesium Floride NaCl: Sodium ChlorideNaCl: Sodium Chloride

Copper (I): CuCopper (I): Cu++ Chromium (II): CrChromium (II): Cr+2+2

Copper (II): CuCopper (II): Cu+2+2 Chromium (III): CrChromium (III): Cr+3+3

Iron (II): Fe Iron (II): Fe +2+2 Lead (II): PbLead (II): Pb+2+2

Iron(III): Fe Iron(III): Fe +3+3 Lead (IV): PbLead (IV): Pb+4+4

Zinc: Zn Zinc: Zn +2+2 Silver: AgSilver: Ag+1+1

CuClCuCl2: 2: Copper (II) ChlorideCopper (II) Chloride Cu Cu +2+2 Cl Cl-1-1

CrClCrCl3 3 Chromium (III) ChlorideChromium (III) Chloride Cr Cr +3+3 Cl Cl-1-1

Naming Covalent (on Flap)Naming Covalent (on Flap)

From chart look at element and subscriptFrom chart look at element and subscript Add the correct prefixes to the elements nameAdd the correct prefixes to the elements name

1: mono not needed on the first element1: mono not needed on the first element Look at second element, add prefix to root Look at second element, add prefix to root

word. word. 1: mono need1: mono need

Change ending to -ideChange ending to -ide

Covalent Prefixes (put inside)Covalent Prefixes (put inside)

1: mono-1: mono- 2: di-2: di- 3: tri-3: tri- 4: tetra-4: tetra- 5: penta-5: penta- 6: hexa-6: hexa- 7 hepta-7 hepta- 8 octa-8 octa-

Covalent examples (inside)Covalent examples (inside)

NONO Nitrogen MonoxideNitrogen Monoxide

NN22OO55

Dinitrogen pentoxideDinitrogen pentoxide

COCO22

Carbon DioxideCarbon Dioxide

HH22OO Dihydrogen monoxideDihydrogen monoxide

Naming Polyatomic (On flap)Naming Polyatomic (On flap)

1.1. Write name of cation Write name of cation

2.2. Use table to find the names of polyatomicUse table to find the names of polyatomic

Polyatomic InsidePolyatomic Inside

NaNa++ (NO (NO33))++

Na(NONa(NO33) ) Sodium NitrateSodium Nitrate