Question

The electron configuration of an element is shown below.

Answer 1

Answer:

Group 17

Explanation:

1s22s22p5 is the electron configuration of fluorine, F.  The outer shell has 7 valence electrons (2s2 2p5) and needs i one more to fill its outer shell.  It will beg, lie and steal 1 more electron when it gets the chance.  It will then have an filled octetr outer shell.

Answer 2

Answer:it is in group 7

Explanation:it is in this group because in the increasing number of atomic number the element is found in group seven. The element is likely to receive 3 electrons while bonding with another element to make it stable.