Question

Magnetite $\left[Fe₃O₄\right]$ is the world’s first magnet

• A. True
• B. False

Answer 1

The correct option is A True

Magnetite

1. Magnetite is a mineral and one of the main iron ores.
2. Formula of magnetite $Fe₃O₄$
3. This is one of the iron oxides, ferrimagnetic.
4. It is magnetized by being attracted to a magnet and becomes a permanent magnet itself.
5. Magnetite $\left[Fe₃O₄\right]$ is the world’s first magnet.

Hence, given statement is true