MCQ
Unlike other halogens fluorine does not show higher oxidation states because
- AIt is highly electronegative
- ✓It has no $d$ - orbitals
- CIts atomic radius is very small
- DThe ${F^ - }$ ion is stable and isoelectronic with neon
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$(1)$ In gas phase $SO_2$ molecule is $V-$ shape.
$(2)$ In gas Phase $SO_3$ molecule is planar
$(3)$ $\gamma - SO_3$ is cyclic trimer
Which oi the above statement are correct ?
(Given : The solubility product of $\mathrm{Zn}(\mathrm{OH})_{2}$ is $\left.2 \times 10^{-20}\right)$


${C_({graphite)}} + {O_2} \to C{O_2};\,\Delta H = - 393.4\,kJ/mole$
${C_({graphite})} \to {C_{{\rm({diamond})}}};\,\Delta H = $