Which of the following equilibria shows little or no net reaction when the volume of the system is decreased?

  • A H2(g) + I2(g) ≈ 2HI(g)
  • B 2NO2(g) ≈ N2O4(g)O4(g)N2O4(g)
  • C PCI5(g) ≈ PCI3(g) + CI2(g)
  • D ZnO(s) + CO2(g) ≈ ZnCO3(g)
jamb 1992chemistry

The correct answer is D. ZnO(s) + CO2(g) ≈ ZnCO3(g)

No explanation given
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