English National Curriculum - Science
Mission Objectives
Describe the process of flame emission spectroscopy
Interpret instrumental results for flame emission spectroscopy
Discuss the advantages and disadvantages of instrumental analysis versus test tube analysis
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Words and meanings to learn
emission
the release of energy as light from atoms or ions when their electrons fall from higher to lower energy levels
absorbance
a measure of how much light is absorbed by a substance
instrumental
refers to using machines or instruments (rather than simple lab methods) to analyse substances quickly and accurately
wavelength
the distance between two peaks of a wave; in light, different wavelengths correspond to different colours
spectroscopy
a scientific technique used to identify substances by looking at the light they emit or absorb
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