Species acting as both Bronsted acid and base is
Species acting as both Bronsted acid and base is
(a) (HSO4)–1
(b) Na2CO3
(c) NH3
(d) OH–1.
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(a) : According to BronstedLowry concept, a Bronsted acid is a substance which can donate a proton to any other substance and a Bronsted base is a substance which can accept a proton from any other substance.
(HSO4 )– can accept and donate a proton.
(HSO4 )– + H+ → H2 SO4
(HSO4 )– – H+ → SO42–.
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