Answer:

Ca+2 is calcium ion

Explanation:

the answer is c calcium ion

Answer:

B

Explanation:

It has the same number of electrons as atoms of the preceding noble gas, argon, and is symbolized Ca2+. The name of a metal ion is the same as the name of the metal atom from which it forms, so Ca2+ is called a calcium ion.

base on a explanation

nag basi lang ako sa explanation