3.1.12
Acids & Bases
Course revision notes and study resources.
Brønsted-Lowry Theory
Brønsted-Lowry acids and bases, proton transfers, conjugate acid-base pairs, and strong vs weak acid dissociation.
→pH & Hydrogen Ion Concentration
The pH scale, calculating strong acid pH, the ionic product of water (Kw), and calculating strong base pH.
→Ka & Weak Acids
The acid dissociation constant Ka, pKa, and calculating the pH of weak acids using approximations.
→Buffer Solutions
Acidic and basic buffer systems, buffer mechanisms, and calculating the pH of buffer mixtures.
→Titration Curves & Indicators
The four titration curve shapes, equivalence points, selection of suitable indicators, and buffer regions.
→Exam Practice
MCQs and structured questions with AQA mark scheme answers.
→Flashcards
Review key definitions and concepts with interactive flashcards.