What is the Sr2+ and F- formula

SrF₂

Explanation:

The combining species are strontium and fluorine atoms.

 They form an ionic bond because strontium is a metal and it will lose two electrons. Two atoms of fluorine will take up each of the two electrons.

The electrostatic attraction between the two charged particles forms the bond;

                  Elements:

                        Sr                 F

Valency             2                 1

Exchange of

power                 1                 2

The compound is SrF₂

the answer is 1 i believe

answer seismograph;