Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app

JEE Main 202118 MarchEvening Shift

Exam: JEE Main
Year: 2021
Date: 18 March
Shift: Evening Shift
Subject: Chemistry
Chapter: Solid State

JEE Main 2021 · 18 March · Evening Shift · Chemistry · Solid State

The oxide that shows magnetic property is:

The oxide that shows magnetic property is:

Options

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

Correct answer

B. ${Mn}_{3}{O}_{4}$

Step-by-step solution

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

Practice Solid State on Quantrex Academy →

More from Solid State

The density (in g cm^ -3 ) of the metal which forms a cubic close packed (ccp) lattice… JEE Advanced 2025 Atoms of metals x, y and z form face-centred cubic (fcc) unit cell of edge length L _ x… JEE Advanced 2023 Which of the following expressions is correct in case of a CsCl unit cell (edge length… JEE Main 2023 Sodium metal crystallises in a body centred cubic lattice with unit cell edge length of… JEE Main 2023 An atomic substance A of molar mass 12g mol ^ – 1 has a cubic crystal structure with edge… JEE Main 2023 The correct relationships between unit cell edge length ‘ a ’ and radius of… JEE Main 2023 Number of crystal systems from the following where body centred unit cell can be found… JEE Main 2023 A compound is formed by two elements X and Y . The element Y forms cubic close packed… JEE Main 2023 Full Solid State list All JEE Main PYQs