Course
Chemical Reactions: GCSE OCR Science A
This course covers C3.1: Introducing Chemical Reactions, which is part of Module C3: Chemical Reactions. This is examined on Paper 3 of the GCSE OCR Combined Science A Course.
Modules (8)
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Course Introduction
Course Introduction This course covers C3.1: Introducing Chemical Reactions, which is part of Module C3: Chemical Reactions. This is examined on Paper 3 of the GCSE OCR Combined Science A Course. This course contains no quiz for the calculations section - examples are included throughout the notes instead. Make sure to attempt the questions yourself before looking at the solutions!
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Tests for gases
Tests for Gases: Oxygen: Relights a glowing split Carbon dioxide: Turns limewater milky Chlorine: Has a bleaching effect Hydrogen: Causes lighted splint to make 'popping' noise
| Course resource | Original resource | Created by |
|---|---|---|
| Balancing Equations | Balancing Equations | Niamh Ryan |
| Molecular formulae | Molecular formulae | Niamh Ryan |
| Moles | Moles of Gas | Niamh Ryan |
| Yield | Yield | Niamh Ryan |
| Masses from balanced equations | Masses of reactants and products from balanced equations | Niamh Ryan |
| Stoichiometry | Stoichiometry and Limiting Reagents | Niamh Ryan |