Waec Model Questions Vol1 2021 Chemistry Question 2
Practice practical question 2 from the 2021 Waec Model Questions Vol1 Chemistry examination. This question covers Periodic Table, Flame Test, Electron Configuration, Group Characteristics .
Three unknown solid metal chlorides are labelled Sample A, Sample B and Sample C. Each sample is introduced separately into a clean Bunsen‑burner flame and the colour of the flame is observed. The observed colours are: - Sample A: bright yellow - Sample B: crimson red - Sample C: lilac Using the periodic table, identify the most probable metal ion present in each sample, write the ground‑state electron configuration of the neutral atom of that metal, and briefly explain why the flame emits the observed colour.
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This is Waec Model Questions Vol1 2021 Chemistry Question 2. It is one of the practical questions from the 2021 Waec Model Questions Vol1 Chemistry examination.
The question covers Periodic Table, Flame Test, Electron Configuration, Group Characteristics .
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