MCQ
For the reaction $2N{O_{2(g)}}$ $\rightleftharpoons$ $2N{O_{(g)}} + {O_{2(g)}}$,${K_c} = 1.8 \times {10^{ - 6}}$ at $185\,^oC$. At $185\,^oC$ the $K_c$ for $N{O_{(g)}}$ $+$ $\frac{1}{2}{O_{2(g)}}$ $\rightleftharpoons$ $N{O_{2(g)}}$ is
- A$1.95 \times {10^{ - 3}}$
- B$1.95 \times {10^3}$
- ✓$7.5 \times {10^2}$
- D$0.9 \times {10^6}$
