Titration Curves — Curve Explorer
Explore the four main titration types and their characteristic curves
Strong Acid + Strong Base
e.g. HCl + NaOH
Weak Acid + Strong Base
e.g. CH₃COOH + NaOH
Strong Acid + Weak Base
e.g. HCl + NH₃
Weak Acid + Weak Base
e.g. CH₃COOH + NH₃
Strong Acid + Strong Base Titration
Volume of titrant added:
0 mL
Titration curve
Equivalence point
Half-equivalence
Current position
Key Points
Initial pH
1.00
Half-equivalence
—
Equivalence pH
7.00
Final pH
12.70
Equivalence volume:
25.0 mL
Species at Equivalence Point
Na⁺ and Cl⁻
— neutral salt solution
pH = 7 because neither ion hydrolyses
Suitable Indicators
Bromothymol blue (6.0–7.6)
Phenolphthalein (8.3–10.0)