P-Block Elements Ques 221

Question: Precipitation of $ A{{l}^{3+}} $ (aq) $ Al{{(OH)}_3} $ by $ CO_2 $ shows that

Options:

A) The acidic property is very weak

B) The acidic property is very strong

C) The basic property is very strong

D) The basic property is very weak

Show Answer

Answer:

Correct Answer: A

Solution:

$ CO_2+H_2O\rightarrow C{{O}^{2-}}_3+2{{H}^{+}} $ $ 2A{{l}^{3+}}+3C{{O}^{2-}}_3+3H_2O\to 2Al{{(OH)}_3}+3CO_2 $



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