Igcse Model Questions Vol1 2022 Chemistry Question 19
Practice objective / multiple choice question 19 from the 2022 Igcse Model Questions Vol1 Chemistry examination.
The diagram shows a Bohr model of an atom labelled with its mass number 31 and the electrons distributed as 2, 8, 5 in the successive shells. Identify the element (give its symbol), state its atomic number, and state the number of valence electrons.
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About This Question
This is Igcse Model Questions Vol1 2022 Chemistry Question 19. It is one of the objective questions from the 2022 Igcse Model Questions Vol1 Chemistry examination.
Difficulty level: Easy .
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