Question

Why kcl is less soluble in water then Nacl

Answer 1

because na ionises more than k

Answer 2

NaCl is more soluble than KCl in water. For any compound to be soluble in water, It must satisfied the given below condition : Hydration energy of compound should be greater than its lattice energy. ... Hydration energy of potassium chloride is less than its lattice enthalpy so it is insoluble in water.