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The equilibrium constant for the reactio...

The equilibrium constant for the reaction,
`SO_3(g)hArr SO_2(g)+1/2O_2(g)` is `K_C=4.9xx10^(-2)` . The value of `K_C` for the reaction `2SO_2(g) + O_2 hArr 2SO_(3) (g)` will be :

A

`2.40xx10^(-3)`

B

`9.8xx10^(-2)`

C

`4.9xx10^(-2)`

D

`416`

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The correct Answer is:
D
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MODERN PUBLICATION-EQUILIBRIUM-Objective B.(MCQs)
  1. Which will make basic buffer?

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  2. Equal volume of the following Ca^(+2) and F^(-) solutions are mixed. I...

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  3. The equilibrium constant for the reaction, SO3(g)hArr SO2(g)+1/2O2(g...

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  4. In a saturated solution of the spatingly soluble strong electrolyte Ag...

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  5. The first and second dissociation constant of an acid H(2)A are 1.0xx1...

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  6. The pK(a) of a weak acid (HA) is 4.5. The pOH of an aqueous buffered s...

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  7. The pH of a solution obtained by mixing 50 mL of 1N HCl and 30 mL of 1...

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  8. For the following reactions (1) , (2) and (3) equilibrium constants ar...

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  9. The pK(a) of a weak acid, HA, is 4.80. The pK(b) of a weak base, BOH, ...

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  10. 5 moles of SO(2)and 5 moles of O(2) are allowed to react .At equilibr...

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  11. 30 cc of M/3 HCl, 20cc of M/2 HNO(3) and 40 cc of M/4 NaOH solutions a...

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  12. Solid Ba(NO(3))(2) is gradually dissolven in 1.0xx10^(-4) M Na(2)CO(3)...

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  13. 0.1M HCl and 0.1 MH(2)SO(4), each of volume 2 ml are mixed and the vo...

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  14. The pH of the solutions produced by mixing equal volumes of 2.0 xx 10^...

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  15. Consider the following reactions in which all the reactants and the pr...

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  16. At 25^(@)C, the solubility product of Mg(OH)(2) is 1.0xx10^(-11). At w...

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  17. Solubility product of silver bromide is 5.0xx10^(-13). The quantity of...

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  18. The equilibrium constants of the reactions SO2+1/2O2 hArr SO3 and 2S...

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  19. The solubility of Ca(3)(PO(4))(2) in water is y moles // litre. Its so...

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  20. For a 'C'M concentarted solution of a weak electrolyte A(x)B(y)alpha(d...

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