Which one of following species cannot act as both Bronsted acid and base ? [Kerala (PMT) 2015] (...

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Which one of following species cannot act as both Bronsted acid and base ?
[Kerala (PMT) 2015]
(a) \( \mathrm{H}_{2} \mathrm{O} \)
(b) \( \mathrm{HCO}_{3}^{-} \)
(c) \( \mathrm{HSO}_{4}^{-} \)
(d) \( \mathrm{NH}_{2}^{-} \)
(e) \( \mathrm{NH}_{3} \)
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