P-Block Elements Ques 524
Question: Anhydrous aluminium chloride $ (Al_2Cl_6) $ is covalent compound and soluble in water giving:
Options:
A) $ A{{l}^{3+}} $ and $ C{{l}^{-}} $ ions
B) $ {{[Al{{(H_2O)}_6}]}^{3+}} $ and $ C{{l}^{-}} $ ions
C) $ {{[AlCl_2{{(H_2O)}_4}]}^{3+}} $ and $ {{[AlCl_4{{(H_2O)}_2}]}^{-}} $ ions
D) none of the above
Show Answer
Answer:
Correct Answer: C
Solution:
$ AlCl_3.6H_2O\xrightarrow{dissociation} $ $ {{[AlCl_2{{(H_2O)}_4}]}^{+}}+{{[AlCl_4{{(H_2O)}_2}]}^{-}} $
