FEE 201 (2016) - Weebly · 2018. 11. 8. · (iii) copper does not behave chemicallv in the same way...
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FEE 201 (2016) - Weebly · 2018. 11. 8. · (iii) copper does not behave chemicallv in the same way as sodium or potassium yet copper has a single valence electron in the 4s shell