Q4 / 90 · JEE Main 2021 (18 Mar Shift 2) · Chemistry

The oxide that shows magnetic property is:

A
${SiO}_{2}$
Correct answer
B
${Mn}_{3} O_{4}$
C
${Na}_{2} O$
D
$MgO$

Solution

${Mn}_{3} O_{4}$ shows magnetic properties.

Hence, the correct answer is option: 'B'.

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