निम्न के संयुग्मी अम्ल अथवा संयुग्मी क्षार लिखिए।
(a) `NH_(3)` , (b) `HCO_(3)^(-)`, ( c) `NH_(4)^(+)`

Equivalent mass of NH_(3) is - ( NH_(3) + H^(+) rarr NH_(4)^(+))

CuSO_(4)+NH_(3)(excess) to [Cu(NH_(3))_(4)]^(2+)

CuSO_(4)+NH_(3)(excess) to [Cu(NH_(3))_(4)]^(2+)

Which of the following is a Bronsted base ? (i) NH_(3) , (ii) CH_(3)NH_(2) (iii) HCO_(3)^(-) , (iv) SO_(4)^(2-)