In which of the following arrangements the given sequence is not strict according to the property indicated against it?

Options

A. `HF lt HCl lt HBr lt Hl` : Increasing acidic strength
B. `(H_2O) lt H_(2) S lt H_(2) Se lt H_(2) Te` : increasing `pK_a` values
C. `NH_(3) lt PH_(3) lt AsH_(3) lt SbH_(3)` : Increasing acidic character
D. `CO_(2) lt SiO_(2) lt SnO_2 lt PbO_(2) ` : Increasing oxidising power

Answer

B