A) 2.0
B) 2.5
C) 3.0
D) 4.0
Correct Answer: A
Solution :
Key Idea:\[p{{K}_{a}}=-\log \,{{K}_{a}}\] \[\therefore \] Higher the value of \[p{{K}_{a}},\]weaker is the acid. Among given choices \[2.0,\,2.5,3.0\] and 4.0 the value 2.0 is lowest so this acid is strongest.You need to login to perform this action.
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