The oxidation states of ' P ' in H 4 P 2 O 7 ,   H 4 P 2 O 5 and H 4 P 2 O 6 , respectively,…

The oxidation states of 'P' in H4P2O7, H4P2O5 and H4P2O6, respectively, are :
  1. 7, 5 and 6
  2. 5, 4 and 3
  3. 5, 3 and 4
  4. 6, 4 and 5

Solution

Oxidation state of P in H4P2O7, H4P2O5 and H4P2O6 is 5, 3 & 4 respectively 

H4P2O7
2x+4(+1)+7(-2)=0
x=+5
H4P2¯O5
2x+4(+1)+5(-2)=0
x=+3
H4P2¯O6
2x+4(+1)+6(-2)=0
x=+4

Asked in: JEE Main 2021 (27 Jul Shift 1)

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