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Formulations are complex mixtures of chemicals which have a specific use. Chromatography can be used to identify the substances present in a mixture of solutes.

Flame tests and chemical tests are used to detect and identify ions in samples. Instrumental methods of analysis are faster, and more accurate and sensitive than simple chemical tests.

Understanding how to approach exam questions helps to boost exam performance. Question types will include multiple choice, structured, mathematical and practical questions. Arrangements for exam/non-exam assessments for students taking qualifications during the pandemic may be subject to change. Please check with your teacher.