Answered

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Fluorine gas is placed in contact with calcium metal at high temperatures to produce calcium fluoride powder. What is the
formula equation for this reaction?
+

1.F2(1) + Na(s) — NaF2(s)
2.F2(g) + Ca(s) — CaF20)
3 F2(g) + Na(s) — NaF 2(0)
4. F2(g) + Ca(s) __, CaF2(s)

Sagot :

Answer: B aka #2

Explanation:

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