Successive Ionization
Energies (kJ/mol)
1st: 786.3
2nd: 1,580
3rd: 3,230
4th: 4,360
5th: 16,000
6th: 20,000
If this element is found in Period 3, what is its likely identity?
a. sodium
b. magnesium
c. aluminum
d. silicon
e. phosphorus
f. sulfur
g. chlorine
h. argon