Which three elements have strong magnetic properties?
a.
boron, carbon, and silicon
b.
lithium, sodium, and potassium
c.
iron, cobalt, and nickel
d.
neon, argon, and krypton

Answer

Actually it is C

Explanation:

Thanks comment in the prevoius answer. Im doing study island now

by cartels in other countries, shipped by air, mail, or land. i cant really see your answer choices : /

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.