the oxidation number of P in MgNH4PO4
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In MgNH4PO4 oxidation number of phosphorus P is +3 as Mg oxidation number is +2 and NH4 oxidation number is -1 so PO4 also has oxidation number of -1 in this way in PO4 oxidation number of phosphorus P comes out to be +3.
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Formula: MgNH4PO4
Let the oxidation number of P = X
Oxidation number of Mg +2
NH4=1
O= -2
Then
+2+1+X+4 (-2)=0
3+X-8=0
X=5
SO THE OXIDATION NUMBER OF P IN MgNH4PO4 is +5
Let the oxidation number of P = X
Oxidation number of Mg +2
NH4=1
O= -2
Then
+2+1+X+4 (-2)=0
3+X-8=0
X=5
SO THE OXIDATION NUMBER OF P IN MgNH4PO4 is +5
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