MCQ
In which of the following hydration energy is higher than lattice energy?
- ✓$MgSO_4$
- B$RaSO_4$
- C$BaSO_4$
- D$SrSO_4$
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How many structural isomers are possible when one of the hydrogens is replaced by a chlorine atom?
Product $(C)$ in the above reactions is
$PCl_5 \longrightarrow PCl_4^+ + Cl^-$