Strong Acid and Bases

Chem Exam 4

HClO4

perchloric acid , strong

HCl

hydrochloric acid, strong

HBr

hydrobromic acid, strong

HI

hydroiodic acid

HNO3

nitric acid, strong

H2SO4

sulfuric acid

LiOH

lithium hydroxide, strong base

NaOH

sodium hydroxide, strong base

KOH

potassium hydroxide; strong base

RbOH

rubidium hydroxide, strong base

CsOH

cesium hydroxide, strong base

Ca(OH)2

calcium hydroxide, strong base

Sr(OH)2

strontium hydroxide, strong base

Ba(OH)2

barium hydroxide, strong base

strong acid

ph less than 7

strong base

ph greater than 7

bases taste

bitter

acids taste

sour and react with active metals

acids turn

blue litmus paper red

bases turn

red litmus paper blue

as ka value increases

acid strength increases

pka=

-logka

strong acid (ka) means

low pka value

pkb =

-logkb

kb= (using pkb)

10 ^ -pkb

ph=

-log ^ [concentration]

poh=

14 - ph

[H3O+] =

10 ^ -ph

poh + ph =

14

kb or ka=

[products/reactants]

[H3O+][OH-]=

kw

pKa + pKb=

14