The reaction MgCO3(s) $\rightleftharpoons$MgO(s) + CO2(g) is in progress. If the number of moles of MgO in the vessel is doubled at an instance,

Chemical EquilibriumHard

Question

The reaction MgCO₃(s) $\rightleftharpoons$MgO(s) + CO₂(g) is in progress. If the number of moles of MgO in the vessel is doubled at an instance,

A.the reaction quotient Q is halved.

B.the reaction quotient Q is doubled.

C.the moles of CO₂ present at equilibrium is halved.

D.the partial pressure of CO₂ in the vessel remains unchanged.

MgO is solid.

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