50 POINTS!!!
hese are hints you have to match one on the options with what the hint is describing.


Bonsium (Bo): This element is important for bone strength, both for aliens and earthlings. It is a metal in Group 2 of the periodic table and has 20 neutrons.
Spriklium (Sk): An atom of this element may have an actual mass of 70 amu with 39 neutrons.
Alloyium (Am): This is a relatively rare metal that is often used as a hardening agent in metal alloys/mixtures. It is the second lightest metal on the periodic table.
Bananium (Bn): This element has similar chemical properties to Softium and Metium, but is heavier than both.

Answer options:
Be
Mg
Ca
Ar