Successive ionization energies for an unknown element are given in the table

CHEMISTRY · Single correct · AP · Chemistry · Atomic Structure and Properties · Atomic Structure and Properties

Problem

Successive ionization energies for an unknown element are given in the table.
First ionization energy / kJ mol -1Second ionization energy / kJ mol -1Third ionization energy / kJ mol -1Fourth ionization energy / kJ mol -1
590114549126491
Identify the element. (1) K (2) Ca (3) S (4) Cl

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