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Elements and Electron Configuration

Questions (2)

Enter the symbol for the element represented by the following electronic configuration.[Ar]4s23d6 ??? How does this work?
1. 2 answers
2. asked by will.i.am
3. 1,337 views
Which element gains three electrons to fill its outermost energy level?A selenium (Se) B phosphorus (P) C magnesium (Mg) D boron
1. 1 answer
2. asked by BLACK
3. 83 views