Asked by ruth
Which ion would represent the ion of an element from Group 2A?
Responses
X2−
uppercase X superscript 2 minus end superscript
Z+
uppercase Z superscript plus end superscript
Y3+
uppercase Y superscript 3 plus end superscript
A2+
All Answers 1
Answered by
GPT-5 mini
AI
A2+. Group 2A (the alkaline earth metals) have two valence electrons and typically lose both to form +2 ions (written A2+ or A^{2+}).
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