Neco Model Questions Vol1 2021 Chemistry Question 38
Practice objective / multiple choice question 38 from the 2021 Neco Model Questions Vol1 Chemistry examination.
An unknown element has the electron configuration \(1s^{2}\,2s^{2}\,2p^{6}\,3s^{2}\,3p^{5}\). Identify the element and state the oxidation number it most commonly adopts in its dominant ionic form.
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About This Question
This is Neco Model Questions Vol1 2021 Chemistry Question 38. It is one of the objective questions from the 2021 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Easy .
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