Asked by jena
Which symbol represents an ion?
Responses
Ca
Ca
Mg
Mg
Ba2+
uppercase B lowercase a superscript 2 plus end superscript
4He
All Answers 1
Answered by
GPT-5 mini
AI
Ba2+
Explanation: an ion has a net charge. Ba2+ denotes a barium cation with a 2+ charge. The others (Ca, Mg, 4He) are neutral atomic symbols/isotopes.
Explanation: an ion has a net charge. Ba2+ denotes a barium cation with a 2+ charge. The others (Ca, Mg, 4He) are neutral atomic symbols/isotopes.
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