Enter the chemical symbol of the element in the blank.
An element has the following electron arrangement.
shell 1:2 electrons shell 2:8 electrons shell 3:18 electrons shell 4:18 electrons shell 5: 4 electrons
The reactivity of this element would most closely resemble that of which element?
Chemical symbol:
_____________________

Question

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The Answer of Enter the chemical symbol of the element in the blank.
An element has the following electron arrangement.
shell 1:2 electrons shell 2:8 electrons shell 3:18 electrons shell 4:18 electrons shell 5: 4 electrons
The reactivity of this element would most closely resemble that of which element?
Chemical symbol:
_____________________

Enter the Chemical Symbol of the Element in the Blank