Class 12 NEET Chemistry P Block Elements Questions

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Question : 39 of 101

Marks: +1, -0

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

(2012 Mains)

HF<HCl<HBR<HI: increasing acidic strength
H2O<H2S<H2Se<H2Te: increasing pKa values
NH3<PH3<AsH3<SbH3: increasing acidic character
CO2<SiO2<SnO2<PbO2 : increasing oxidising power

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