Public learning track
Strong vs Weak and Concentrated vs Dilute Acids
10th Grade · Science · UK GCSE
6 lessons
Goal
Distinguish between acid strength (degree of ionisation) and concentration (amount of solute per volume), and compare their properties.
Featured Diagrams
Acid Strength: Complete vs Partial Ionisation in Water
6 lessons
0 of 6 done
- 1Acid Strength: Complete vs Partial Ionisation in WaterUp nextStart
- 2Examples and Ionisation Equations of Strong and Weak AcidsPremiumNot started yet
- 3Acid Concentration: Concentrated vs Dilute SolutionsNot started yet
- 4Combining Strength and Concentration: The Four PossibilitiesNot started yet
- 5Comparing pH, Conductivity, and Reaction Rates of Equimolar AcidsNot started yet
- 6GCSE Exam Mastery: Strong vs Weak and Concentrated vs Dilute AcidsNot started yet
Standards Covered
- UK-GCSE-SCIENCE-CHEM-CC-03General Certificate of Secondary Education (GCSE) · Science · Year 11 (GCSE) · Grade 10Chemistry of acids
- UK-GCSE-SCIENCE-CHEM-CC-03-06General Certificate of Secondary Education (GCSE) · Science · Year 11 (GCSE) · Grade 10use and explain the terms dilute and concentrated (amount of substance) and weak and strong (degree of ionisation) in relation to acids
- UK-GCSE-SCIENCE-CHEM-CC-03-07General Certificate of Secondary Education (GCSE) · Science · Year 11 (GCSE) · Grade 10recall that as hydrogen ion concentration increases by a factor of ten the pH value of a solution decreases by a factor of one
Curriculum Framework
10th Grade · Science · UK GCSE
1
8 lessons
Chemical Symbols and Formulae
Write correct chemical formulae for elements, simple covalent molecules, and binary ionic compounds using chemical symbols and valency rules.
2
7 lessons
Empirical Formulae and Molecular Structures
Deduce empirical and molecular formulae from atomic models, 2D diagrams, and experimental reacting data.
3
8 lessons
Balancing Chemical Equations and Mass Conservation
Write and balance full stoichiometric chemical equations reflecting the principle of conservation of mass.
4
7 lessons
Ionic Formulae and Polyatomic Compounds
Deduce the formulae of complex ionic compounds using monoatomic and polyatomic ion charges.
5
6 lessons
State Symbols and Reaction Environments
Apply state symbols (s, l, g, aq) accurately across diverse reaction types and physical state changes.
6
7 lessons
Ionic Equations and Half Equations
Construct balanced net ionic equations and electron half-equations for precipitation, neutralisation, and redox processes.
7
6 lessons
Identification of Common Gases
Perform, describe, and explain chemical tests to identify oxygen, hydrogen, carbon dioxide, and chlorine gas.
8
6 lessons
Reactivity Series and Reactions with Water
Explain metal reactivity trends based on positive ion formation, and describe reactions of metals with water and steam.
9
7 lessons
Reactions of Metals with Acids and Redox Processes
Predict products of metal-acid reactions, write full equations, and analyse electron transfer in terms of oxidation and reduction.
10
6 lessons
Metal Displacement and Experimental Reactivity
Deduce reactivity orders from experimental data involving aqueous displacement and solid metal competition reactions.
11
7 lessons
Extraction of Metals and Reduction
Relate metal extraction methods (carbon reduction vs electrolysis) to the reactivity series and chemical reduction.
12
6 lessons
Acids, Alkalis, and the pH Scale
Define acids and alkalis, measure relative acidity and alkalinity using indicators and pH meters, and classify solutions.
13
6 lessons
Hydrogen and Hydroxide Ions in Aqueous Solutions
Relate acidity to aqueous hydrogen ions (H+) and alkalinity to hydroxide ions (OH-), and explain neutrality at the particle level.
14
6 lessons
pH Scale Mathematics and Ion Concentration
Quantify the inverse logarithmic relationship between hydrogen ion concentration [H+] and integer pH values.
15
6 lessons
Strong vs Weak and Concentrated vs Dilute Acids
Distinguish between acid strength (degree of ionisation) and concentration (amount of solute per volume), and compare their properties.
16
6 lessons
Reactions of Acids with Bases and Carbonates
Predict products and write balanced equations for reactions of acids with metal oxides, metal hydroxides, and metal carbonates.
17
6 lessons
Salt Preparation and Practical Crystallisation
Plan and describe laboratory techniques to prepare pure, dry samples of soluble salts from insoluble bases and carbonates.
18
6 lessons
Titration and Quantitative Neutralisation
Carry out and evaluate acid-base titrations to prepare soluble salts from soluble alkalis and calculate solution concentrations.
19
8 lessons
Electrolysis of Molten Ionic Compounds
Explain the movement of ions during electrolysis of molten salts and write half-equations for electrode reactions.
20
8 lessons
Electrolysis of Aqueous Solutions and Applications
Apply electrode competition rules to predict aqueous electrolysis products and write half-equations for brine, copper sulfate, and industrial cells.