What is the correct formula for iron(III) sulfide?
A) Fe2S2
B) Fe2S
C) FeS
D) FeS2
E) Fe2S3
Correct Answer:
Verified
Q2: An ionic compound _.
A)has a net positive
Q23: The name of PbO2 is
A)lead dioxide.
B)lead(II)oxide.
C)lead(IV)oxide.
D)plumbum oxide.
E)lead
Q24: What is the formula of a compound
Q25: The compound MgCl₂ is named
A)magnesium chlorine.
B)magnesium dichloride.
C)magnesium(II)chloride.
D)magnesium
Q26: How many electrons will iodine gain or
Q27: The formula of copper(I) sulfide is
A)CuS.
B)Cu2S.
C)Cu2(SO4)3.
D)CuSO4.
E)CuS2.
Q30: Which of the following polyatomic ions has
Q31: The name of the HSO4 - ion
Q32: Which of the following polyatomic ions has
Q33: What is the correct formula for the
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