MCQ
In $CO_2, C$ is $sp$ hybridised using $s$ and $p_x$ orbitals then
- A$CO_2$ is present in $YZ$ plane
- B$CO_2$ is not present in $XY$ plane
- C$P_z$ orbital of $O$ is used for $\sigma $ bonding
- ✓$CO_2$ is present in infinite planes
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$3 HC \equiv CH _{( g )} \rightleftharpoons C _{6} H _{6(\ell)}$
[Given: $\Delta_{f} G ^{\circ}( HC \equiv CH )=-2.04 \times 10^{5}\, J mol ^{-1}$
$\Delta_{f} G ^{\circ}\left( C _{6} H _{6}\right)=-1.24 \times 10^{5}\, J mol ^{-1} ; R =8.314\,\left. J K ^{-1} mol ^{-1}\right]$