Card 1 of 26
Why must a positive ion test give a unique result?
A
It identifies the ion because no other ion gives that result.
B
Calcium, Ca²⁺.
C
A flame test identifies only one ion at a time.
D
The flame colour is caused by the metal ion, not the rest of the compound.
Card 1 of 26
10.1.1 Principles of ion tests and flame tests Flashcards
26 flashcards on Edexcel GCSE Chemistry 10.1.1 Principles of ion tests and flame tests: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.