Elements having 7 electrons in their outermost shell is ___________.

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Solution

The correct option is A Br
The electronic configuration of Br is 2, 8, 8, 7. It have 7 electron in the outermost shell.

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Similar questions

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1. Three elements having a single electron in their outermost shell.

2. Three elements with filled outermost shell.

3. Three elements having 7 electrons in their outermost shell.

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(a) three elements that have a single electron in their outermost shells.

(b) two elements that have two electrons in their outermost shells.

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