?

AP® Chemistry

Free Version

Upgrade subject to access all content

Moderate

Ionization Energies and Electron Affinities

APCHEM-FL4RAY

Consider the ionization energies and the electron affinities for an atom of oxygen.

Which of the following statements below is TRUE?

A

The first and second ionization energies are both positive. The first and second electron affinities are both negative.

B

The first and second ionization energies are both positive. The first electron affinity is negative, but the second electron affinity is positive.

C

The first ionization energy and the first electron affinity are both negative. The second ionization energy and the second electron affinity are both positive.

D

The first and second ionization energies, and the first and second electron affinities are all positive.