Statement I: $O_2$, $Cu^{2+}$ and $Fe^{3+}$ are weakly attracted by magnetic field and are magnetize

Question

Statement I: $O_2$, $Cu^{2+}$ and $Fe^{3+}$ are weakly attracted by magnetic field and are magnetized in the same direction.\ Statement II: NaCl and $H_2O$ are weakly magnetized in opposite direction to magnetic field.

Professor PC Thomas Classes · Answer

Statement I describes paramagnetism correctly. Statement II describes diamagnetism correctly. Both statements are accurate physical descriptions of these substances.