Lattice Energy
Trending Questions
Q. Ionic compounds having a higher lattice energy than solvation energy are readily soluble
- True
- False
Q. Which of the following alkaline earth metal sulphates has its hydration energy greater than its lattice energy?
- BaSO4
- SrSO4
- BeSO4
- CaSO4
Q. For two ionic compounds XY and AB, the data of their lattice energy and hydration energy is given as:
CompoundLattice energy (kJ/mol)Hydration energy(kJ/mol)XY4001000AB6002000
What will be the correct order of solubility in water?
CompoundLattice energy (kJ/mol)Hydration energy(kJ/mol)XY4001000AB6002000
What will be the correct order of solubility in water?
- AB > XY
- XY > AB
- XY = AB
- Can't be predicted
Q. The order of solubility in water for sodium phosphate, sodium sulphate and sodium chloride is:
- sulphate > phosphate > chloride
- chloride > sulphate > phosphate
- chloride > phosphate > sulphate
- phosphate > chloride > sulphate
Q.
Property of the alkaline earth metals that increases with their atomic number:
Ionization energy
Solubility of their sulphates in water
- Electronegativity
Solubility of their hydroxides in water
Q.
Property of the alkaline earth metals that increases with their atomic number:
Solubility of their hydroxides in water
Solubility of their sulphates in water
Ionization energy
- Electronegativity
Q.
Which compound will show the highest lattice energy?
RbF
CsF
KF
NaF
Q. Select the incorrect stattement(s):
- Lattice energy ∝1r2. {where r is the interionic distance}
- Lattice energy ∝ q1q2. {where q1 and q2 are the charges of co-ions}
- Ionic mobility of the ions in aqueous state ∝1radius of ions in gaseous state
- Heat of formation of a compound depends on the number of steps involved in its formation reaction
Q. Which of the following compound has the highest lattice energy?
- NaCl
- CaO
- KCl
- MgO
Q. Assertion: Lattice energy of CaO is higher than that of NaCl.
Reason: The lattice energy of an ionic compund is directly proportional to the product of the charges of ions.
Reason: The lattice energy of an ionic compund is directly proportional to the product of the charges of ions.
- Both the assertion and the reason are true but the reason is not the correct explanation of the assertion
- The assertion is true but the reason is false
- Both the assertion and the reason are true and the reason is the correct explanation of the assertion
- Both the assertion and the reason are false