In which of the following arrangements,the sequence is not strictly according to the property written against it?
- A$HF < HCl < HBr < HI$ : increasing acid strength
- B$NH_3 < PH_3 < AsH_3 < SbH_3$ : increasing basic strength
- C$B < C < O < N$ : increasing first ionization enthalpy
- D$CO_2 < SiO_2 < SnO_2 < PbO_2$ : increasing oxidising power
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