Practice questions
A free sample of Brainlag Learn questions. Choose a course, then filter by topic and difficulty. Each question opens in Learn, where it is marked and explained.
1415 questions
| Practice questions | Topic | Difficulty |
|---|---|---|
| Using exothermic and endothermic reactions | GCSE Chemistry: Energy changes | 1 mark |
| Picking the exothermic reaction from data | GCSE Chemistry: Energy changes | 1 mark |
| Why a reaction mixture gets hot | GCSE Chemistry: Energy changes | 2 marks |
| Mean temperature rise | GCSE Chemistry: Energy changes | 1 mark |
| Variables in the temperature change practical | GCSE Chemistry: Energy changes | 1 mark |
| Why a polystyrene cup with a lid | GCSE Chemistry: Energy changes | 1 mark |
| Maximum temperature from two lines | GCSE Chemistry: Energy changes | 3 marks |
| Spotting an anomalous result | GCSE Chemistry: Energy changes | 1 mark |
| Plan: temperature change of a neutralisation (6 marks) | GCSE Chemistry: Energy changes | 6 marks |
| Temperature change and uncertainty | GCSE Chemistry: Energy changes | 3 marks |
| Bonds and exothermic reactions | GCSE Chemistry: Energy changes | 1 mark |
| Biggest temperature rise from a table | GCSE Chemistry: Energy changes | 1 mark |
| Exothermic or endothermic from temperatures | GCSE Chemistry: Energy changes | 4 marks |
| Define the terms for energy changes | GCSE Chemistry: Energy changes | 3 marks |
| Neutralisation: temperature against volume | GCSE Chemistry: Energy changes | 6 marks |
| Repeat readings and uncertainty | GCSE Chemistry: Energy changes | 5 marks |
| Design a test for a hand warmer (6 marks) | GCSE Chemistry: Energy changes | 6 marks |
| Plan: temperature change on dissolving (6 marks) | GCSE Chemistry: Energy changes | 6 marks |
| Mean rate from a volume of gas | GCSE Chemistry: Rates of reaction and equilibrium | 3 marks |
| Mean rate from mass lost | GCSE Chemistry: Rates of reaction and equilibrium | 3 marks |
| Mean rate of using up a reactant (standard form) | GCSE Chemistry: Rates of reaction and equilibrium | 2 marks |
| Time from a mean rate | GCSE Chemistry: Rates of reaction and equilibrium | 2 marks |
| Mean rate between two times from a table | GCSE Chemistry: Rates of reaction and equilibrium | 2 marks |
| Units of rate | GCSE Chemistry: Rates of reaction and equilibrium | 1 mark |
| Ways of measuring a rate | GCSE Chemistry: Rates of reaction and equilibrium | 1 mark |
| Reading a volume-time graph | GCSE Chemistry: Rates of reaction and equilibrium | 4 marks |
| Mean rate between two times from a graph | GCSE Chemistry: Rates of reaction and equilibrium | 3 marks |
| Which curve shows the faster reaction | GCSE Chemistry: Rates of reaction and equilibrium | 2 marks |
| What the shape of a rate curve means | GCSE Chemistry: Rates of reaction and equilibrium | 1 mark |
| Predicting a new curve | GCSE Chemistry: Rates of reaction and equilibrium | 1 mark |
Questions are shared by every board that teaches the topic.