An element has 5 electrons in its outermost shell, what type of ion it will be formed? Also provide the charge on the ion. [2 marks]

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Solution

An element has 5 electrons in its outermost shell means that it needs 3 electrons to complete its octet. So, it will gain 3 electrons to form cation. [1 mark]

Therefore, the charge on ion is +3 (as it will gain 3 electrons). [1 mark]

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An element has 5 electrons in its outermost shell, what type of ion it will be formed? Also provide the charge on the ion. [2 marks]

An element has 5 electrons in its outermost shell means that it needs 3 electrons to complete its octet. So, it will gain 3 electrons to form cation. [1 mark] Therefore, the charge on ion is +3 (as it will gain 3 electrons). [1 mark]

An element has 5 electrons in its outermost shell means that it needs 3 electrons to complete its octet. So, it will gain 3 electrons to form cation. [1 mark]

Therefore, the charge on ion is +3 (as it will gain 3 electrons). [1 mark]