MCQ
Which of the following molecule has a planar structure ?
- A$O_2SF_2$
- B$OSF_2$
- ✓$XeF_4$
- D$ClO_4^-$

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$\left[\begin{array}{l} E _{ Fe ^{2+} / Fe ( s )}^{ o }=-0.440 V ; E _{ Fe ^{3+} / Fe ( s )}^{\circ}=-0.036 V \\ E _{ I _{2} / 2 I ^{-}}^{ o }=0.539 V ; \quad F =96500\, C \end{array}\right]$
$\Delta S_A^o = 100\frac{J}{{mol \times k}}$ $\Delta S_C^o = 200\frac{J}{{mol \times k}}$
$\Delta S_B^o = 120\frac{J}{{mol \times k}}$ $\Delta S_D^o = 150\frac{J}{{mol \times k}}$