Bromothymol
Blue base
Blue
Phenol Red base
Red
Phenolphthalein base
Pink
Thymol Blue base
Yellow
Alizarin Yellow base
Red
Methyl orange ph range
31. – 4.4
Methyl Red
4.2 – 6.3
Bromothymol
Blue
6.0 – 7.8
Phenol Red
6.4 – 8.0
Phenolphthalein
8.0 – 9.8
Thymol Blue
1.2 – 2.8
Alizarin Yellow
10.1 – 12.0
Liberates hydrogen ion in a solution of water
Arrhenius Theory acid
Liberates hydroxyl ion in a solution of water
Arrhenius Theory base
Molecule or ion that accepts an electron pair to form a covalent bond
Lewis Theory acid
Provides the pair of unshared electrons by which the base coordinates with an acid
Lewis Theory base
Substance, charged or uncharged that is capable of donating a proton
Bronsted-Lowry Theory acid
Accepting proton from an acid
Bronsted-Lowry Theory base
Strong acids
HCl, HBr, HI, HNO3, HClO3, HClO4, H2SO4
Strong base
LiOH, NaOH, KOH, RbOH, CsOH, Ca(OH)2, Sr(OH)2