Among the following iso-structural compounds, the one that has the highest lattice energy is: 

1. LiCl

2. MgO

3. NaCl

4. LiF

Select the correct order of solubility (in water) from the following:

1. SrSO₄ < CaSO₄ < MgSO₄ < BeSO₄

2. NaF < KF < RbF < CsF

3. Ba(OH)₂ > Sr(OH)₂ > Ca(OH)₂ > Mg(OH)₂

4 All of the above

Which of the following is correct :-

(1) Extent of hydration is PCl₅ > SiCl₄ and BCl₃ < CCl₄

(2) K⁺ ion will be more Hydrated than Li⁺

(3) In BCl₃ there are no vacant d-orbitals but still it can undergo expansion

(4) None

The correct order of solubility in an aqueous medium is: 

1. CuS > ZnS > Na₂S

2. ZnS > Na₂S > CuS

3. Na₂S > CuS > ZnS

4. Na₂S > ZnS > CuS

Which of the following compounds has the lowest melting point?

1. CaBr₂

2. CaI₂

3. CaF₂

4. CaCl₂

The correct order of increasing thermal stability of K₂CO₃, MgCO₃, CaCO₃ and BeCO₃ is:
(1) BeCO₃ < MgCO₃ < K₂CO₃ < CaCO₃

(2) BeCO₃ < MgCO₃ < CaCO₃ < K₂CO₃

(3) MgCO₃ < BeCO₃ < CaCO₃ < K₂CO₃

(4) K₂CO₃ < MgCO₃ < CaCO₃ < BeCO₃

Which among the following compounds has higher hydration energy than the lattice energy?

1. BaSO₄                           

2. MgSO₄

3. CaSO₄                           

4. SrSO₄

The incorrect order of lattice energy among the following set is:

1. ${\mathrm{AlF}}_3>{\mathrm{MgF}}_2$         

2. ${\mathrm{Li}}_3\mathrm{N}>{\mathrm{Li}}_2\mathrm{O}$

3. $\mathrm{NaCl}>\mathrm{LiF}$           

4. $\mathrm{TiC}>\mathrm{ScN}$

Which ionic compound has the largest amount of lattice energy?

$\left(a\right) NaF \left(b\right)Al{F}_3$
$\left(c\right)AIN \left(d\right)Mg{F}_2$

The bond having minimum bond energy is :

(1) $\mathrm{C}—\mathrm{C}$                             

(2) $\mathrm{O}—\mathrm{O}$

(3) $\mathrm{S}—\mathrm{S}$                               

(4) $\mathrm{P}—\mathrm{P}$