How many oxygen atoms are in the formula for iron(III) oxide?
A) 1
B) 2
C) 3
D) 4
Correct Answer:
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Q98: _ is the measure of the tendency
Q99: Which one of the following has the
Q100: When two chlorine atoms combine with each
Q101: Hydrogen and carbon react to form
A)CH.
B)CH₂.
C)CH₃.
D)CH₄.
Q102: The formula of iron(II)phosphate is
A)FePO₄.
B)Fe₂PO₄.
C)Fe₂(PO₄)₃.
D)Fe₃(PO₄)₂.
Q104: Methane is the common name for which
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Q107: Hydrogen and nitrogen react to form
A)NH.
B)NH₂.
C)NH₃.
D)NH₄.
Q108: In the formula for ammonium nitrate,the number
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