Which of the following order are correct as per the properties mentioned against each ?

Question

Which of the following order are correct as per the properties mentioned against each ?

Which of the following order are correct as per the properties mentioned against each ?
A. `As_(2)O_(3) lt SiO_(2) lt P_(2)O_(3) lt SO_(2)` Acid strength.
B. `AsH_(3) lt PH_(3) lt NH_(3)` Enthalpy of vapourisation
C. `S lt O lt Cl lt F` More negative electron gain ethalpy.
D. `H_(2)O gt H_(2)S gt H_(2)Se gt H_(2)Te` Thermal stability.

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A::D
are both correct answers.
In general greater the electronegativity of the element more is the acidic strength of the oxide.
Thermal stability of the hydrides of oxygen family decreases with increase in bond length.

4 views Answered 2023-02-05 15:29