Aluminium chloride exists as dimer, Al₂Cl₆, in solid state as well as in solution of non-polar solvents such as C₆H₆. When dissolved in water it gives:
A. Al³⁺ + 3Cl⁻
B. Al₂O₃ + 6HCI
C. [Al(H₂O)₆]³⁺ + 3Cl⁻
D. [Al(OH)₆]³⁺ + 6Cl⁻