For which of the following equilibria does decrease in pressure not favour the forward reaction ?
For which of the following equilibria does decrease in pressure not favour the forward reaction ?
A. `CaCO_(3)(s) hArr CaO(s) +CO_(2)(g)`
B. `CO(g)+2H_(2)(g) hArr CH_(3)OH (g)`
C. `NH_(4)Cl(s) hArr NH_(3)(g)+HCl(g)`
D. `2NH_(3)(g) hArr N_(2)(g)+3H_(2)(g)`
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Correct Answer - B
Decrease in pressure shifts equilibrium in a direction in which number of moles decrease.
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