Active metals often form a protective oxide surface film that prevents further reaction of the metal with oxygen in the air.Which metal oxide formula below is NOT correct?
A) Al2O3 is aluminum oxide.
B) Fe2O3 is iron(III) oxide.
C) Na2O is sodium oxide.
D) MgO2 is magnesium oxide.
E) FeO is iron(II) oxide.
Correct Answer:
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A)chromium(III)
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A)sulfuric
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A)Si
B)Se
C)S
D)I
E)Sb
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