Aluminimum chloride exists as dimer, Al2Cl6, in solid state as well as in solution of non-polar solvents such as benzene. When dissolved in water, it gives :
A
Al3++3Cl
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B
[Al(H2O)6]3++6Cl−
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C
[Al(OH)6]3++3HCl
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D
Al2O3+6HCl
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Solution
The correct option is B[Al(H2O)6]3++6Cl− Aluminimum chloride exists as dimer, Al2Cl6, in solid state as well as in solution of non-polar solvents such as benzene. When dissolved in water, it gives [Al(H2O)6]3++3Cl−. The balanced chemical reaction is Al2Cl6+12H2O→2[Al(H2O)6]3++6Cl−