JEE Mains Model Paper 20

Question : 79 of 90

Marks: +1, -0

The decomposition of N2O4 to NO2 is carried out at 280 K in chloroform. When equilibrium hasbeen established, 0.2 mole of N2O4 and 2 × 10−3 mole of NO2 are present in a 2 L solution. Theequilibrium constant for the reaction, N2O4 ⇌ 2NO2 is