Instrumental Methods (AQA GCSE Chemistry)
Revision Note
Advantages of instrumental methods
Advancements in technology and computing have allowed for the development of instruments designed to analyse chemical substances
Methods of analysis include X-ray, Infra-Red and Mass Spectroscopy, Gas Chromatography and Flame Photometry
These analytical techniques require modern day instruments which are a vital part of chemistry laboratories
The advantage of using these instruments over more traditional methods include:
They provide greater accuracy
They are faster and easier to use
They are more sensitive than non-instrumental methods
Examiner Tips and Tricks
You need to be able to state the advantages of instrumental analysis over chemical testing in terms of sensitivity, speed and accuracy.
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