Find my exam

ACS Gen Chem Practice Test 7

10 free ACS Gen Chem practice questions in the real exam format, covering the official content areas, with an explanation for every answer.

ACS Gen Chem Practice Test 7Tutor mode

Question 1 of 10

Atoms

The first five ionization energies of a period 3 element X are shown. What is the most likely formula of the oxide of X?

Successive ionization energies of element X (period 3)0400080001200016000IE₁IE₂IE₃IE₄IE₅IonizationIonization energy (kJ/mol)