Question

There are 3 shells in the atom of an element A. 7 electrons are present in its outermost

shell.


To which family of elements does this belong to?


Write the electronic configuration of element.​

Answer 1

Answer:

fluorine (F), chlorine (Cl), bromine (Br), iodine (I) and astatine (At)

Explanation:

group 7 elements

2,8,7

Answer 2

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fluorine (F), chlorine (Cl), bromine (Br), iodine (I) and astatine (At)

Explanation:

group 7 elements

2,8,7