Question

Classify the following as acid or base according to Bronsted - Lowry concept.
(i) `CH_(3)COO^(-)`
(ii) `H_(3)O^(+)`
(iii) `SO_(4)^(2-)`
(iv) `HCl`
A. `{:((i),(ii),(iii),(iv),),("Bronsted acid","Bronsted base","Bronsted base","Bronsted acid",):}`
B. `{:((i),(ii),(iii),(iv),),("Bronsted acid","Bronsted acid","Bronsted acid","Bronsted base",):}`
C. `{:((i),(ii),(iii),(iv),),("Bronsted base","Bronsted acid","Bronsted base","Bronsted acid",):}`
D. `{:((i),(ii),(iii),(iv),),("Bronsted acid","Bronsted acid","Bronsted base","Bronsted base",):}`

Answer 1

Correct Answer - C
Any species which can accept a proton is Bronsted base while which can give a proton is Bronsted acid.