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ÌÇÐÄVlog

Last updated

15 August 2026

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Fully editable C4.2 – Equations and Calculations (Higher Tier) lesson for AQA GCSE Chemistry (Triple & Combined Science).
Stretch and support students through the core quantitative skills of Higher-tier chemistry: balancing equations, using mole ratios, calculating reacting masses, and solving multi-step stoichiometry problems — all precisely aligned to the AQA specification and ready to teach immediately.

Includes FREE AI Long-Answer Marking
Students can submit extended reasoning or calculation-based answers online and receive instant, AQA-aligned feedback to improve:

  • Logical structure of multi-step solutions
  • Mathematical accuracy and working
  • Correct use of mole ratios
  • Clear scientific explanation

What’s Included:

Editable PowerPoint

  • Clear modelling of balancing equations from formulae
  • Step-by-step reacting mass calculations
  • Mole ratio explanations linked to balanced equations
  • Limiting reactant and excess reagent walkthroughs
  • Empirical and molecular formula worked examples
  • AQA-style Higher-tier exam prompts

Printable & editable worksheets

  • Structured calculation grids (mass → moles → ratio → mass)
  • Balancing equation practice
  • Limiting reagent problems
  • Empirical formula tasks
  • Stretch & challenge questions for high-attaining students

Exam-style question pack

  • Higher-tier multi-step calculation problems
  • Reacting mass and mole ratio questions
  • Empirical and molecular formula questions
  • Full mark schemes and model answers included

Retrieval starter, AfL checkpoints, hinge questions, and exit ticket

Homework / revision quiz (ready to print or upload)

Comprehensive answer sheets for every task

Bonus: FREE AI Long-Answer Marking – instant feedback aligned to AQA mark-scheme standards

Topics Covered (C4.2 – Equations and Calculations, Higher Tier):

  • Balancing chemical equations
  • Using moles in reacting mass calculations
  • Conservation of mass in chemical reactions
  • Determining limiting reactants and excess reagents
  • Converting between mass ↔ moles ↔ particles
  • Empirical and molecular formula calculations
  • Applying stoichiometry to unfamiliar scenarios
  • AQA Higher-tier exam-style reasoning tasks

Why Teachers Choose This Lesson:

  • No-prep, ready-to-teach structure
  • Written precisely for AQA GCSE Chemistry (8462 & 8464)
  • Strong focus on Higher-tier quantitative reasoning
  • Scaffolded support with extension challenges
  • Ideal preparation for yield, atom economy, and gas calculations

Format:

PPTX slide deck
DOCX / PDF worksheets and assessments
Fully editable
Print-friendly

Specification & Tiers:

AQA GCSE Chemistry (8462)
AQA Combined Science Trilogy (8464)
Higher Tier focus (Foundation adaptations signposted where appropriate)

Category: Secondary > Science > Chemistry > GCSE > Quantitative Chemistry

Tags:
AQA GCSE Chemistry
C4.2 Equations and Calculations
Moles
Reacting Masses
Stoichiometry
Empirical Formula
Higher Tier
Quantitative Chemistry
Exam-Style Questions
AI Marking

Get this resource as part of a bundle and save up to 20%

A bundle is a package of resources grouped together to teach a particular topic, or a series of lessons, in one place.

Bundle

AQA GCSE Chemistry C4 – Quantitative Chemistry | Complete 9-Lesson Bundle, Required Practical, Worksheets & Answers + Free AI Marking

Deliver the entire Quantitative Chemistry topic (C4.1–C4.9) for AQA GCSE Chemistry (Triple & Combined Science) with this ready-to-teach, fully editable unit. Each lesson is carefully sequenced and packed with clear PowerPoints, scaffolded worksheets, retrieval tasks, required practical content, and model answers—giving students everything they need to master moles, equations, concentration, and yield with confidence. Includes ✨ FREE AI Long-Answer Marking Students can submit calculation or extended-response answers online and receive instant, AQA-aligned feedback to improve: * Mathematical accuracy * Working-out structure * Use of correct units and significant figures * Scientific explanation and reasoning Lessons Included (C4 – Quantitative Chemistry) C4.1 – Relative Masses and Moles C4.2 – Equations and Calculations (H) C4.3 – From Masses to Balanced Equations (H) C4.4 – The Yield of a Chemical Reaction (Triple) C4.5 – Atom Economy (Triple) C4.6 – Expressing Concentrations C4.7 – Titrations (Triple Required Practical) C4.8 – Titration Calculations (Triple) C4.9 – Volumes of Gases (Triple) What’s Included Editable PowerPoints * Step-by-step explanations * Dual-coded visuals * Structured calculation modelling * Exam-style worked examples Printable & editable worksheets (Foundation → Higher tier) * Scaffolded mole calculations * Equation balancing practice * Concentration problems * Yield & atom economy tasks * Gas volume calculations Exam-style question packs * 1–6 mark quantitative questions * Multi-step calculation problems * Extended-response reasoning tasks * Full mark schemes and model answers Retrieval starters, AfL checkpoints, hinge questions, and exit tickets for every lesson Homework & revision quizzes (print-ready or upload-ready) Required Practical pack (Titrations) * Full student method * Equipment list * Results tables * Analysis & evaluation tasks * Practical-style exam questions Comprehensive answer keys for all resources Bonus: FREE AI Long-Answer Marking – instant AQA-style feedback on written or calculation-based answers Topics Covered (C4 Quantitative Chemistry) * Relative atomic mass and relative formula mass * The mole and Avogadro’s number * Balancing equations * Reacting mass calculations * Limiting reactants * Empirical formula (Higher) * Percentage yield * Atom economy * Concentration in g/dm³ and mol/dm³ * Acid–alkali titration method and calculations * Molar gas volume (Higher) * Quantitative accuracy, significant figures, and uncertainty Why Teachers Choose This Bundle * No-prep – complete topic ready to teach immediately * Written precisely for AQA GCSE Chemistry (8462 & 8464) * Strong exam focus with step-by-step modelling * Clear differentiation for Foundation and Higher tiers * Triple-only content clearly signposted * Ideal for classroom delivery, intervention, or revision Format PPTX slide decks DOCX / PDF worksheets and assessments Required Practical pack Fully editable Print-friendly Specification & Tiers AQA GCSE Chemistry (8462) AQA Combined Science Trilogy (8464) Suitable for Foundation and Higher tiers (Triple-only content clearly marked) Category Secondary > Science > Chemistry > GCSE > Quantitative Chemistry Tags AQA GCSE Chemistry Quantitative Chemistry Moles Titrations Concentrations Atom Economy Percentage Yield Gas Calculations Required Practical Triple Science Exam-Style Questions AI Marking

£15.99

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