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4 votes
Which formula is an ionic compound?

Responses

NO2


NaF


N2


CO2

1 Answer

4 votes

Answer:

B) NaF

Step-by-step explanation:

Na looses one valance electron to form Na+, whereas F gains one electron to form F-, making an ionic compound. Ionic compounds must contain a metal + nonmetal. In this case, Na is a metal and F is a nonmetal.

User Gibryon Bhojraj
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