bernicec bernicec

24-06-2021
Chemistry

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submitted and will not be reopened.
"you close the exam, the a
Question 2
A oxygen atom with 1 bond and three lone pairs has a charge of
O-2
-1
+1
+2
Previous
Ne
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helena182882 helena182882

24-06-2021

I don’t know what this me as 0-2

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