Question

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

Answer 1

The three elements that have strong magnetic properties are:

C. iron, cobalt, and nickel

These elements are known for their ferromagnetic properties, meaning they can be magnetized and are attracted to magnets.