Essential Chemistry for IGCSE - Making And Identifying Salts (Section 4 - No. 38)
In a flame test, how does the color observed help in identifying a substance?
It indicates the presence of the acid.
It identifies the metal ions present.
It identifies the water in the sample.
It indicates the pH.
Explanation
Flame tests help identify metal ions (cations) because different metal ions produce characteristic flame colors.
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