1. Neptune discovered using math! (1846)
Reading:
Re-Read Chapter 5, sections 8, 9, 10
Mastering Chemistry #4 – due Tomorrow
Chapter 5 #’s 16,32,36,38,42,44,46, 49-66ALL
about 2 hours 15 minutes
Check out page 144!!
Website!!!

2. Summary of Ionic Nomenclature Rules
Name to formula:
Write the symbol for each ion
Use the LCM of the charges to find the number of each ion needed
Write the formula
no charges should be written in the final formula
use parenthesis if and only if you need more than 1 polyatomic
Formula to name
Write the name of the cation first, then the name of the anion
if and only if cation is VOS, include roman numeral for charge

3. Did you get it? Name or give the formula for the following: 1) Na2Se
2) lithium nitride
3) SrI2
4) barium sulfide
5) KCl
6) aluminum oxide
1) sodium selenide
2) Li3N
3) strontium iodide
4) BaS
5) potassium chloride
6) Al2O3

4. More practice on naming:
1) cadmium chloride
2) titanium (IV) nitride
3) calcium bromide
4) copper (II) hydride
5) antimony (V) oxide
6) PbS2
7) AgF
8) AlN
9) Au2Se
10) NiBr2
1) CdCl2
2) Ti3N4
3) CaBr2
4) CuH2
5) Sb2O5
6) lead (IV) sulfide
7) silver fluoride
8) aluminum nitride
9) gold (I) selenide
10) nickel (II) bromide

5. mercury (I) phosphate
(Hg2)3(PO4)2
Ag2CO3
silver carbonate
(NH4)3AsO4
ammonium arsenate
tin (IV) oxalate
Sn(C2O4)2
iron (II) hydroxide
Fe(OH)2
Co2(SO3)3
cobalt (III) sulfite
Mn(CrO4)2
manganese (IV) chromate