Question

Which three elements have strong magnetic properties?
A.
iron, cobalt, and nickel
B.
lithium, sodium, and potassium
C.
boron, carbon, and silicon
D.
neon, argon, and krypton

Answer 1

The three elements that have strong magnetic properties are:

**A. iron, cobalt, and nickel**

These elements are known for their ferromagnetic properties, making them capable of being magnetized and showing strong magnetic effects.