Question

Which of the following compounds is metallic and ferromagnetic?

Options

• TiO₂

• CrO₂

• VO₂

• MnO₂

Answer 1

CrO₂

Explanation:

CrO₂ (Chromium dioxide) is a metallic compound and shows ferromagnetic properties. It behaves like a conductor and is used in magnetic recording tapes because of its strong magnetism. Other compounds like TiO₂, VO₂, and MnO₂ are non-metallic and not ferromagnetic.