Степень окисления N2O5, SO2, CI2O7,P2O5

Question

Степень окисления N2O5, SO2, CI2O7,P2O5

Answer 1

 N2O5-----------(+5)
 SO2-----------(+4)
 CI2O7---------(+7)
P2O5----------(+5)

Answer 2

N2O5 - N(+5), O(-2)
SO2 - S(+4), O(-2)
Cl2O7 - Cl(+7), O(-2)
P2O5 - P(+5), O(-2)