Out of the following, amphiprotic species are:(I)HPO2−3 (II) OH (III) H2PO−4 (IV) HCO−3
The four atomic species can be represented as follows. Out of these, the two species which can be termed isobars are :
(i) 20160X (ii) 20061X
(iii) 20058 (iv) 20360X
(a) (i) and (ii)
(b) (ii) and (iii)
(c) (i) and (iii)
(d) (i) and (iv)
Among the following structures I to IV I. II. III. IV. It is true that