Which of the following statements concerning phosphorus is false?
A) At room temperature,white phosphorus is a molecular solid,while red phosphorus is a polymeric form of phosphorus..
B) The molecular formula of white phosphorus is P4.
C) Phosphorus is commonly found in phosphate minerals such as fluorapatite.
D) Because phosphorus may use 3d orbitals for bonding,it can form the +7 oxidation state.
E) White phosphorus spontaneously combusts when exposed to air.
Correct Answer:
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A)H3PO4,orthophosphoric acid
B)H5P3O10,pentaphosphoric acid
C)H3P3O9,trimetaphosphoric
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A)HPO3.
B)H4P2O7.
C)H3PO2.
D)H3PO3.
E)H3PO4.
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