Respuesta :

Answer:

Fluorine

Atomic number = 9

                               (two dots)

                  (two dots)    F   (two dots)

                                 (one dot)

Go to halogens (group 7) and period 2, you will find Fluorine.

- Hope that helped! I cannot tell exactly what the problem wants, so please let me know if you need more help.

ACCESS MORE
EDU ACCESS