Flame tests
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Many metal atoms give off a distinct colour when heated. This colour can be used to identify the atom in a solution or a powder. Below are a set of elements flame tested at the Melbourne Forensic Laboratories. |
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Residents from a rural community complained that the water tasted bad and many were hospitalised with headaches and severe stomach cramps. A sample of the water was tested at the laboratories and the results shown on the right. What does the flame test of the sample reveal? |
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