Sarthaks Test
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Which of the following orders are correct as per the properties mentioned against each?

(i) As2O3 < SiO2 < P2O3 < SO2   Acid strength.

(ii) AsH3 < PH3 < NH3  Enthalpy of vapourisation.

(iii) S < O < Cl < F    More negative electron gain enthalpy.

(iv) H2O > H2S > H2Se > H2Te    Thermal stability.

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(i), (iv)

(i) As2O< SiO2 < P2O3 < SO2   Acid strength.

(iv) H2O > H2S > H2Se > H2Te    Thermal stability.

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