A) neon
B) sodium
C) phosphorus
D) sulphur
Correct Answer: C
Solution :
Phosphorus pentoxide \[({{P}_{2}}{{O}_{5}})\] is a white solid. It forms an acidic solution with water. \[{{P}_{2}}{{O}_{5}}+3{{H}_{2}}O\xrightarrow{{}}\underset{\begin{smallmatrix} orthophosphoric \\ acid \end{smallmatrix}}{\mathop{2{{H}_{3}}P{{O}_{4}}}}\,\]You need to login to perform this action.
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