Chemistry · BGCSE / Formulae, equations and moles
StructuredPast exam questionForm 5 · BGCSE
Match each definition to the correct term: deliquescent, hygroscopic, exothermic, hydrolysis, oxidation, recycling. One has been done for you: the loss of electrons from a molecule or ion — oxidation.
- aThe breaking down of a substance by reaction with water. [1]
- bA substance that absorbs water vapour from the air and dissolves in it. [1]
- cA substance that absorbs water vapour from the air but does not dissolve in it. [1]
- dThe reprocessing of waste materials to form new substances. [1]
- eA chemical reaction that loses heat energy. [1]
You'll mark your own answer against the marking guide when you hand it in.
Source: BEC BGCSE Chemistry 2014, Paper 3, Question 1
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