Chemistry - PERIODIC TABLE Question with Solution | TestHub

${\mathrm{CO}}_2<{\mathrm{SiO}}_2<{\mathrm{SnO}}_2<{\mathrm{PbO}}_2$ : increasing oxidising power

${\mathrm{NH}}_3<{\mathrm{PH}}_3<{\mathrm{AsH}}_3<{\mathrm{SbH}}_3$ : increasing basic strength

$\mathrm{HF}<\mathrm{HCl}<\mathrm{HBr}<\mathrm{HI}$ : increasing acid strength

$\mathrm{B}<\mathrm{C}<\mathrm{O}<\mathrm{N}$ : increasing first ionisation enthalpy.