Asked by Hannah

What are the charges of the ions in an ionic compound containing iron(III) and fluoride ions?


a)iron(III)- i got 3+

b) flouride- im not sure on this one

c)Write the formula for the compound. (Type your answer using the format CO2 for CO2.)


- Fe3F2... i rly have no idea on this one
Answered by Hannah
nevermind i got it. thanks
Answered by DrBob222
iron(III) is +3
F is -1
FeF3 is iron(III) fluoride
How do you know the formula. If Fe is +3 and F is -1, it takes 3 F ions to make -3 and all compounds are zero. Fe is +3 and 3F are -3 and +3 + (-3) = 0 charge on the compound.
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