1. Strong and Weak Electrolytes

2. Strong and Weak Electrolytes
Pure water does not conduct electricity because of a lack of free moving ions.

3. Strong and Weak Electrolytes
An electrolyte is a substance that, when dissolved in water, produces free moving ions that allows the solution to conduct electricity.
Add
electrolyte 

4. Strong and Weak Electrolytes
Strong electrolytes are ________ conductors of electricity and that ________ electrolytes are poor conductors of electricity.
good
weak
Add strong electrolyte
Add weak electrolyte

5. Strong and Weak Electrolytes
Strong electrolytes produce ________ quantities of free moving aqueous ions whereas weak electrolytes produce only ________ quantities of free moving aqueous ions.
large
small + - + - + - +  + - + - +  + - 
strong ionic
electrolyte
strong covalent
electrolyte
weak ionic
electrolyte
weak covalent
electrolyte

6. Strong and Weak Electrolytes
These are the strong electrolytes!
Strong acids:
HI, HBr, HCl, HNO3, and H2SO4
Strong bases:
LiOH, NaOH, KOH, RbOH, CsOH
Soluble salts:
are found using Reference Table F
NaCl, MgSO4, K2Cr2O7, NH4NO3, etc!

7. Strong and Weak Electrolytes
These are the weak electrolytes!
Weak acids:
are all acids that are not strong
Weak bases:
are all bases that are not strong
Insoluble salts:
are found using Reference Table F

8. Strong and Weak Electrolytes
Ex. (1) List the five strong acids that you must know for this course.
________, ________, ________,
________, and ________
Ex. (2) List the five strong bases that you must know for this course.
HCl
HBr HI
HNO3
H2SO4
LiOH
NaOH
KOH
RbOH
CsOH