MCQ
The shape of $XeOF_4$ molecule is
- AOctahedral
- BPentagonal bipyramidal
- CSquare planar
- ✓Square pyramidal
$\therefore $ $(d)$ is corret answer.
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$S{O_2} + \frac{1}{2}{O_2} \to S{O_3} + y\,kcal$
Find out the heat of formation of $S{O_2}$
${\text{2PQ}} \rightleftharpoons {{\text{P}}_2}{\text{ + }}{{\text{Q}}_2}\,;\,\,\,\,{{\text{K}}_1}{\text{ = 2}}{\text{.5 }} \times \,{\text{1}}{{\text{0}}^5}\,$
${\text{PQ + }}\frac{1}{2}{R_2} \rightleftharpoons PQR\,;\,\,\,\,{{\text{K}}_2}{\text{ = 5 }} \times \,{\text{1}}{{\text{0}}^{ - 3}}\,$
The value of equilibrium constant for reaction
$\frac{1}{2}{{\text{P}}_2}{\text{ + }}\frac{1}{2}{{\text{Q}}_2}{\text{ + }}\frac{1}{2}{R_2} \rightleftharpoons PQR\,$ is