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 $
