Chemical Formulas
Break down Cr2O7 -2
What is the superscript?
subscript(s)?
coefficient?
-2
2 & 7
1
How do you name ions with a positive charge?
keep the same name and add "ion" to the end
Ionic bonds are between what?
Metal & nonmetal
Covalent bonds are between what? What are these Covalent compounds also called?
Nonmetals
Molecular Compounds
if the anion ends in "ide", what will its acid's name be?
hydro ________ ic acid
How many different elements in the chemical formula below?
NH4Br
3
How would you name F-?
Fluoride Ion
What is the correct formula for the ionic bond formed between beryllium & fluorine?
BeF2
T/F: Do you use the prefix for "1" on the FIRST element?
ABSOLUTELY NOT!
if the anion ends in "ate", what will its acid's name be?
_____ic Acid
How many atoms are in the chemical formula below?
Ca(BrO3)2
9
What is the name of F?
Fluorine
What is the formula for Copper (III) Nitrate?
NOT A THING!!!!!!
T/F: You always simplify covalent compounds
FALSEEEEEEEE
if the anion ends in "ite", what will its acid's name be?
________ous Acid
Why do atoms bond?
To fill their valence rings
What is the correct term for a group of 2 or more atoms covalently bonded together that has a net charge that is NOT 0?
Polyatomic Ion
Describe Ionic Bonds
Can it conduct electricity?
high or low melting point?
high or low boiling point?
yes
high
high
HIGHonic!
Name all prefixes
1- mono
2- di
3- tri
4- tetra
5- penta
6- hexa
7- hepta
8- octa
9- nona
10- deca
Name this Acid: HI
Hydroiodic Acid
The force that holds two or more atoms together in a molecule is called a(n)
Chemical Bond
Describe the different between monatomic and polyatomic
Give examples of a monatomic cation and monatomic anion
Give examples of a polyatomic cation and polyatomic anion
Monatomic = 1
Poly = multiple
MC = Ca+2 MA= F-
PC: NH4+ PA: CO3-2
Name the following compounds:
MgO
Na2O
BeCl
KAr
Magnesium Oxide
Sodium Oxide
Beryllium Chloride
NOT A THING!!!
Name the following compounds:
PCl5
CO2
H2O
Phosphorus Pentachloride
Carbon Dioxide
Dihydrogen Monoxide
Name this acid:
HC2H3O2
Acetic Acid