Oxidising power of chlorine in aqueous solution can be determined by the parameters indicated below: 1/2Cl_2(g)\stackrel{1/2∆_{\diss}{─────▶}H^{⊖}}Cl(g)\stackrel{∆_{\eg}{─────▶}H^{⊖}}Cl^{-}(g)\stackrel{∆_{\Hyd}{─────▶}H^{⊖}}Cl^{-}(\aq) (Using the data, ∆_{\text{diss }} H_{C l_2}^{\Theta}=240 {\kJ} {/}{\mol}, ∆_{e g} H_{C l}^{\Theta}=-349 {\kJ} {/} {\mol}, ∆_{\text{hyd }} H_{C l^{-}}^{\Theta}=-381 {\kJ} {/} {\mol} ) will be [AIEEE 2008]

Correct Answer is : −610kJmol−1

AIEEE 2008 Solved Paper

Section: Chemistry

Question : 5 of 104

Marks: +1, -0

Oxidising power of chlorine in aqueous solution can be determined by the parameters indicated below:

Cl2(g)

∆dissH⊖

─────▶

Cl(g)

∆egH⊖

─────▶

Cl−(g)

∆HydH⊖

─────▶

Cl−(aq)
(Using the data,

∆‌diss ‌HCl2Θ=240‌kJ‌/‌mol,∆egHClΘ=−349‌kJ‌/‌mol,∆‌hyd ‌HCl−Θ=−381 kJ‌/‌mol )

will be

[AIEEE 2008]

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