The name of PbO2 is
A) lead dioxide.
B) lead(II) oxide.
C) lead(IV) oxide.
D) plumbum oxide.
E) lead oxygen.
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Q9: An anion always _.
A)has a positive charge
B)contains
Q18: The ion of aluminum is
A)Al+.
B)Al2+.
C)Al₃+.
D)Al₃-.
E)Al2-.
Q22: What is the formula for aluminum nitrite?
A)Al2NO2
B)AlNO₃
C)Al(NO2)3
D)Al2(NO₃)3
E)Al2(NO2)₂
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: 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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