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D and F Block Elements question

2021 · 18 Mar · Shift 2 · Q5
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  5. /2021 · 18 Mar · Shift 2 · Q5

D and F Block Elements question

2021 · 18 Mar · Shift 2 · Q5

JEE MainChemistryD and F Block ElementsMCQ+4 / −1
The oxide that shows magnetic property is :
  1. A
    MgO
  2. B
    SiO2SiO_2SiO2​
  3. C
    Mn3O4Mn_3O_4Mn3​O4​
  4. D
    Na2ONa_2ONa2​O
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