MCQ
Which of the following compound have two σ and two $\pi$ bonds?
- A$NO _2$
- ✓$CO _2$
- C$H _2 O _2$
- D$C _2 H _4$
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$2S{O_2} + {O_2}$ $\rightleftharpoons$ $2S{O_3};\,\,\Delta H = - 45.2\,kcal$ Which of the following factors favours the formation of $S{O_3}$