What is the formula of a compound that contains Na+ and PO₄ 3- ions?
A) Na3PO₄
B) NaPO₄
C) Na2PO₃
D) Na3PO₃
E) Na3P
Correct Answer:
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Q2: An ionic compound _.
A)has a net positive
Q9: An anion always _.
A)has a positive charge
B)contains
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
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: A group of covalently bonded atoms that
Q27: The formula of copper(I) sulfide is
A)CuS.
B)Cu2S.
C)Cu2(SO4)3.
D)CuSO4.
E)CuS2.
Q28: What is the correct formula for iron(III)
Q43: Valence electrons are electrons located _.
A)in the
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