The oxidation number of phosphorus in \[Ba{{({{H}_{2}}P{{O}_{2}})}_{2} – McqOptions

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1.	The oxidation number of phosphorus in \[Ba{{({{H}_{2}}P{{O}_{2}})}_{2}}\] is
A.	3
B.	2
C.	1
D.	-1
Answer» D. -1

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