MCQ
Which of the following has smallest bond angle
- ✓${H_2}O$
- B$N{H_3}$
- C$C{H_4}$
- D$C{O_2}$
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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 $S{O_2}$
| Coordination number and type of hybridisation | Distribution of hybrid orbitals In space |
| $(a)$ $4, sp ^{3}$ | $(i)$ trigonal bipyramidal |
| $(b)$ $4, dsp ^{2}$ | $(ii)$ octahedral |
| $(c)$ $5, sp ^{3} d$ | $(iii)$ tetrahedral |
| $(d)$ $6, d ^{2} sp ^{3}$ | $(iv)$ square planar |
Select the correct option
${P_4}\xrightarrow{{{O_2}}}'X'$
${P_4}\xrightarrow{{{O_2}(excess)}}'Y'$