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May 22, 2015

Homework Help: Chemistry

Posted by Dexter on Tuesday, June 14, 2011 at 7:56pm.

Please help me verify the following question:
Consider the following ion; XF2-2
What is the oxidation number assigned to element X? Show your work

My answer:
X F2-2
X -1(-1)
X -3=0
X = +3

Please let me know if right. Many thanks!

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