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प्रश्न
Which of the following compounds is metallic and ferromagnetic?
विकल्प
TiO2
CrO2
VO2
MnO2
MCQ
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उत्तर
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.
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