InterviewSolution
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InterviewSolution
| 1. |
Name three elements with seven valence electrons in their outermost shell. How do their non-metallic character and atomic size change down the group? |
| Answer» SOLUTION :Three elements which have seven valence electrons in their outermost shell are fluorine, chlorine, and bromine (or any other group 17 elements / halogens). Their non-metallic character DECREASES while atomic SIZE INCREASES down the group. | |