4.5 Acid- Base Equilibria Flashcards
1
Q
Bronsted Acid
A
A proton donor.
2
Q
Bronsted Base
A
A proton acceptor.
3
Q
Monobasic Acid
A
An acid that donates one proton per molecule.
4
Q
pH
A
pH = -log₁₀ [H⁺ ₍ₐq₎]
5
Q
Ionic Product of Water, Kw
A
6
Q
pKa
A
pKa = -log₁₀Kₐ
7
Q
Neutral Solution
A
[H⁺ ₍ₐq₎] = [OH⁻ ₍ₐq₎]
8
Q
Strong Acid
A
An acid which is totally ionised in aqueous solution into H⁺ ions.
9
Q
Weak Acid
A
An acid which is aprtially ionised in aqueous solution into H⁺ ions.
10
Q
Strong Alkali
A
An alkali which is totally ionised in aqueous solution into OH⁻ ions.
11
Q
Weak Alkali
A
An alkali which is aprtially ionised in aqueous solution into OH⁻ ions.
12
Q
Buffer Solution
A
A solution which resists changes in pH on the addition of small amounts of acid or alkali.