Which of the following elements is most likely to form an ion with a +2 charge?
A)Mg
B)Si
C)S
D)K
E)Br

Question

Quizplus · Accepted Answer

Magnesium (Mg) is a metal that typically loses two electrons to form a +2 ion, making it the most likely candidate among the given elements. Silicon (Si) and sulfur (S) are nonmetals, and they typically form negative ions, while potassium (K) is a metal that typically loses one electron to form a +1 ion. Bromine (Br) is a halogen that typically gains one electron to form a -1 ion.

Which of the Following Elements Is Most Likely to Form