Oxidising power : CO₂ < SiO₂ < SnO₂ < PbO₂ Acidic strength : HF<HCl<HBr<HI pKa : H₂O<H₂S<H₂Se<H₂Te Acidic strength : 1 pKa Acidic strength : NH₃<PH₃<AsH₃<SbH₃
Take chapter-wise tests, track your progress, and master p -Block Elements (group 15-18).
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