Which of the following statements is false?
A) A crystal of calcium fluoride has equal numbers of calcium ions and fluoride ions.
B) A sodium atom is most likely to ionize to form a cation of charge +1.
C) A sulfide ion has a total of 18 e-.
D) A potassium ion has a total of 18 e-.
E) The charge on a neutral chlorine atom is zero.
Correct Answer:
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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
Q95: The formulas of the carbonate ion,the ammonium
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
Q101: The chemical name for the model
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