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Iron filing and water were placed in a 5...

Iron filing and water were placed in a 5 litre tank and sealed.The tank was heated to 1237 k. Upon anaiysis the tank was found to contain 1.10 gram of hydropen and 42.5 gm of water vapour. If the reaction in the tank is represented by
`3Fe(s) + 4H_(2)O(g) hArr Fe_(3)O(g) + 4H_(2)(g)`
the equilibrium constant will be -

A

`2.949 xx 10^(3)`

B

`6.490 xx 10^(3)`

C

`4.90 xx 10^(3)`

D

`3.200 xx 10^(3)`

Text Solution

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The correct Answer is:
A
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Write the expression for equilibrium constant K_(p) for the reaction, 3 Fe (s) + 4 H_(2)O (g) hArr Fe_(3)O_(4) (s) + 4 H_(2)(g).

Balance the following chemical eqution: Fe(s)+H_(2)O(g)rarrFe_(3)O_(4)(s)+H_(2)(g)

Knowledge Check

  • Iron filling and water were placed in a 5 litre tank and sealed. The tank was heated to 1273 K. Upon analysis the tank was found to contain 1.10 gram of hydrogen and 42.5 gm of water vapour. If the reaction in the tank is represented by 3Fe(s)+4H_(2)O(g)hArrFe_(3)O_(4)(s)+4H_(2)(g) the equilibrium constant will be-

    A
    `2.949xx10^(-3)`
    B
    `6.490xx10^(3)`
    C
    `4.940xx10^(3)`
    D
    `3.200xx10^(3)`

  • K_(rho) for the following reaction will be equal to 3Fe(s)+4H_(2)O(g)hArrFe_(3)O_(4)(s)+4H_(2)(g)

    A
    `(P_(H_(2)))^(4)(P_(Fe_(3)O_(4)))`
    B
    `(P_(H_(2)))/(P_(H_(2O)))`
    C
    `((P_(H_(2)))^(4))/((P_(H_(2O)))^(4))`
    D
    `((P_(H_(2)))xxP_(Fe_(3)O_(4)))/(P_(Fe))`

  • K_(p) " for the following reaction will be equal to " 3 Fe (s) + 4 H_(2)O (g) hArrFe_(3)O_(4) (s) + 4 H_(2) (g)

    A
    `(p_(H_(2)))^(4)(p_(Fe_(3)O_(4)))`
    B
    `p_(H_(2))/(p_(H_(2)O))`
    C
    `(p_(H_(2)))^(4)/((p_(H_(2)O))^(4))`
    D
    ` ((p_(H_(2))) (p_(Fe_(3)O_(4))))/(p_(F_(e)))`

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