Chemical BondingHard
Question
In which of the following arrangements the given sequence is not strictly according to the property indicated against it?
Options
A.CO2 < SiO2 < SnO2 < PbO2 : increasing oxidising power
B.HF < HCl < HBr < HI : increasing acidic strength
C.H2O < H2S < H2Se < H2Te : increasing pKa values
D.NH3 < PH3 < AsH3 < SbH3 : increasing acidic character