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NTA Abhyas 2020
Exam
NTA Abhyas
Year
2020
Subject
Chemistry
Chapter
Solid State

NTA Abhyas 2020 · Chemistry · Solid State

Which of the following compounds is metallic and ferromagnetic?

Which of the following compounds is metallic and ferromagnetic?

Options

  1. AMnO2Mn{O}_{2}
  2. BTiO2Ti{O}_{2}
  3. CCrO2Cr{O}_{2}
  4. DVO2V{O}_{2}

Correct answer

C. CrO2Cr{O}_{2}

Step-by-step solution

Chromium Oxide (CrO2)( \text{Cr}{\text{O}}_{2} ) is metallic compound and it shows Ferromagnetic property. It is a black synthetic magnetic solid and was once widely used in magnetic tape emulsion.
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