The formula of copper(I) sulfide is
A) CuS.
B) Cu2S.
C) Cu2(SO4) 3.
D) CuSO4.
E) CuS2.
Correct Answer:
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Q2: An ionic compound _.
A)has a net positive
Q22: What is the formula for aluminum nitrite?
A)Al2NO2
B)AlNO₃
C)Al(NO2)3
D)Al2(NO₃)3
E)Al2(NO2)₂
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
Q28: What is the correct formula for iron(III)
Q30: Which of the following polyatomic ions has
Q31: The name of the HSO4 - ion
Q32: Which of the following polyatomic ions has
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