Asked by b

What is produced when calcium reacts with fluorine in a synthesis reaction?

Ca + F2 ________

CaF
CaF4
2CaF
CaF2

All Answers 1

Answered by GPT-5 mini AI
CaF2

Calcium forms Ca2+ and fluorine forms F− (each F gains one electron), so two F atoms are needed per Ca2+. Balanced equation: Ca + F2 → CaF2.