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Write equilibrium constant for the each ...

Write equilibrium constant for the each :
(`a`) `N_(2)O_(4(g))hArr2NO_(2(g))`
(`b`) `KClO_(3(g))hArrKCl_(s)+(3//2)O_(2(g))`
(`c`) `CaC_(2(s))+5O_(2(g))hArr2CaCO_(3(s))+2CO_(2(s))`
(`d`) `N_(2(g))+3H_(2(g))hArr2NH_(3(g))`
(`e`) `Fe_(aq)^(3+)+SCN_(aq)^(-)hArrFe(SCN)_(aq)^(2+)`
(`f`) `CuSO_(4).5H_(2)O_((s))hArrCuSO_(4(s))+5H_(2)O_((v))`

Text Solution

Verified by Experts

(`a`) `K_(c)=([NO_(2)]^(2))/([N_(2)O_(4)])`
(`b`) `K_(p)=[P_(CO_(2))]^(3//2)`
(`c`) `K_(p)=([P_(CO_(2))]^(2))/([PO_(2)]^(5))`
(`d`) `K_(c)=([NH_(3)]^(2))/([N_(2)][H_(2)]^(3))`
(`e`) `K_(c)=([Fe(SCN)^(2+)])/([Fe^(3+)][SCN^(-)])`
(`f`) `K_(p)=[P_(H_(2)O)]^(5)`
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Knowledge Check

  • The equilibrium constant for the reaction NH_(4)NO_(2)(s)hArr N_(2)(g)+2H_(2)O(g) , is given by

    A
    `([NH_(4)NO_(2)])/([N_(2)][H_(2)O]^(2))`
    B
    `[N_(2)][H_(2)O]^(2)`
    C
    `([N_(2)][H_(2)O])/([NH_(4)NO_(2)])`
    D
    `([N_(2)][2H_(2)O]^(2))/([NH_(4)NO_(2)]^(2))`

  • If CuSO_(4).5H_(2)O(s)hArrCuSO_(4).3H_(2)O(s)+2H_(2)O(g) K_(p)=4xx10^(-4)atm^(2)

    A
    `gt15.2mm`
    B
    `gt15.2mm`
    C
    `lt=15.2mm`
    D
    `=15.2mm`

  • The equilibrium constant for the reaction CaSO_(4).5H_(2)H_(2)O(s)hArr CaSO_(4).3H_(2)O(s)+2H_(2)O(g) is equal to

    A
    `([CaSO_(4).3H_(2)O][H_(2)O]^(2))/([CaSO_(4).5H_(2)O])`
    B
    `([CaSO_(4).3H_(2)O])/([CaSO_(4).5H_(2)O])`
    C
    `[H_(2)O]^(2)`
    D
    `[H_(2)O]`

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