"Describe" questions — Edexcel GCSE Chemistry (1CH0)
26 questions · chemistry · View as Markdown
How to answer
Say WHAT happens, in order. No reasoning. Structure: 1. First X. 2. Then Y. 3. Then Z. Assessment Objective: AO1. Every "describe" answer on this spec is marked against exactly this pattern.
Sample questions
- A student writes the following word equation for the reaction between magnesium and oxygen: magnesium + oxygen → magnesi…
- A water company suspects that a sample of borehole water contains dissolved metal ions and negative ions (anions). A tec…
- Describe the effect of increasing temperature on the kinetic energy of particles in a solid, liquid and gas, and explain…
- A geologist finds a mineral sample and dissolves part of it in dilute hydrochloric acid to produce a solution. The geolo…
- Describe the structure of an atom in terms of the particles it contains, including where those particles are found and t…
- Methane, pentane and decane are all alkanes found in crude oil. Describe how the properties of these three alkanes chang…
- Sulfur dioxide and carbon monoxide are both pollutants produced when fossil fuels are burned. Describe how each gas is p…
- Describe the differences between the arrangement and movement of particles in a solid and in a gas.