The formulas of the carbonate ion,the ammonium ion,and the chlorate ion are represented,respectively,as
A) CO32-,NH2-,ClO3-.
B) CO32-,NH4+,ClO3-.
C) CO2-,NH4+,ClO-.
D) P3-,NH3+,ClO2-.
E) CO32-,NH3+,ClO2-.
Correct Answer:
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Q90: What is the correct formula for manganese(III)oxide?
A)MnO
B)Mn2O
C)Mn3O2
D)Mn2O3
E)MnO2
Q91: The correct name for FeO is
A)iron(I)oxide.
B)iron oxide.
C)iron
Q92: The systematic name for BaH2 is
A)barium(II)hydrate.
B)barium hydride.
C)barium
Q93: All the following ions have the same
Q94: How many electrons does a barium ion
Q96: Which of the following statements is false?
A)A
Q97: All the following ions have the same
Q98: The formula for the sulfide ion is
A)SO32-.
B)SO42-.
C)S2O32-.
D)S2-.
E)HSO4-.
Q99: Which metals form cations with varying positive
Q100: The formulas of the nitrite,phosphate,and nitrate ions
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