MCQ
How many $\sigma $ and $\pi$ bonds are present in $CH_3COOH$ ?
- A$1,7$
- B$5,2$
- ✓$7,1$
- D$3,2$

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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 $S{O_3}$
