MCQ
Which of the following is incorrect statement ?
- ✓$PbF_4$ is covalent in nature
- B$SiCl_4$ is easily hydrolysed
- C$GeX_4\; (X = F, Cl, Br, I)$ is more stable than $GeX_2$
- D$SnF_4$ is ionic in nature
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$kJ\,mol ^{-1}$ (Nearest integer)
Given : $\Delta_{ dis } H _{ Cl _{2(g)}}^{\circ}=240\,kJ\,mol ^{-1}$.
$\Delta_{ eg } H _{ Cl _{(g)}}^{\circ}=-350\,kJ\,mol ^{-1}$,
$\Delta_{ hyd } H _{ Cl i _{( j )}^{\circ}}^{\circ}=-380\,kJ\,mol ^{-1}$
What is the standard free energy change for the reaction ${H_2}(g) + 2\,C\,(s) \to {C_2}{H_2}(g)$ .....$kJ$