1. 6
2. 18
3. 0
4. 7
5. 8
The element bromine has 7 valence electrons. However, the ion Br- adds one more valence electron to those of the element bromine, thus, Br- has 8 valence electrons
8
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5. 8
The element bromine has 7 valence electrons. However, the ion Br- adds one more valence electron to those of the element bromine, thus, Br- has 8 valence electrons
8