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grin007 [14]
4 years ago
14

What is the correct formula for iron(III) oxide?

Chemistry
2 answers:
stiv31 [10]4 years ago
7 0

Answer:

Fe 3+

Explanation:

iron is Fe and it's 3 and has positive

lilavasa [31]4 years ago
3 0

Answer:Fe2O3

Explanation:

the roman numeral tells you the charge of the metal, and you know oxygen is -2 charge so you need the least common multiple of +3 and -2 so that they cancel out, which is 6 so you need 2 of the +3 and 3 of the -2

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