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General Chemistry

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Moderate

Successive Ionization Energies

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The first eight ionization energies (IE) of an unknown element are presented in the table below. All values are in units of $\frac{kJ}{mol}$.

1st IE 2nd IE 3rd IE 4th IE 5th IE 6th IE 7th IE 8th IE
$1024 $ $ 2010$ $2975$ $5137 $ $14526 $ $18360$ $22714$ $26143$



Given this information, which of the following might the element be?

A periodic table is provided for reference.

A

Mg

B

Na

C

Si

D

P

E

Al