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Biology and Chemistry Homework Help
Oxygen forms ions with element X
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[QUOTE="cp255, post: 4539705, member: 463319"] A piece of unidentified element X reacts with oxygen to form an ionic compound with the chemical formula X2O3. Which of the following elements is the most likely identity of X? A) Ba B) Cs C) In D) P E) Zn I am doing exam practice questions and I came across this. The correct answer is C. I don't really know why. [/QUOTE]
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Oxygen forms ions with element X
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