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SAT® Subject Test in Chemistry

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Moderate

Iron Oxide Bonding

SATCHM-FPYNEN

I. When iron reacts with oxygen an iron oxide compound with the formula of $Fe_2O_3$ can be formed.

BECAUSE

II. Iron atoms form cations with a charge of $+3$ by losing $3$ electrons and oxygen atoms gain $2$ electrons to form an anion with a $-2$ charge.

A

Statement I is true, Statement II is true

B

Statement I is true, Statement II is false

C

Statement I is false, Statement II is true

D

Statement I is false, Statement II is false

E

Statement I is true, Statement II is true and is a correct explanation of the phenomena described in I