Cacl2 has the largest lattice energy.
The lattice energy of CaCl2 is -2195.2 kJ/mol. The calcium salt calcium chloride has a wide range of applications in both home and industrial settings. The molar mass of calcium chloride, which has the chemical formula CaCl2, is 110,983 g/mol. The calcium cation (Ca2+) and two chlorine anions make up an ionic compound (Cl–).
Lattice energy cannot be objectively quantified, although it can be measured using electrostatics or inferred using the Born-Haber cycle.
The size of the ions affects the lattice energy in an inverse manner: the greater the electrostatic attraction between the smaller ions, the greater the lattice energy. Two crucial elements that influence the lattice energy's magnitude are the bonded ions' charge and radius.
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