JEE MAIN - Chemistry (2016 (Offline) - No. 17)
Which of the following compounds is metallic and ferromagnetic ?
CrO2
VO2
MnO2
TiO2
설명
Out of all the four given metallic oxides $$Cr{O_2}$$ is attracted by magnetic field very strongly. The effect persists even when the magnetic field is removed. Thus $$Cr{O_2}$$ is metallic and ferromagnetic in nature.