Question

.
+
(iii) Composite radicals: (i) H2o(ii) Nh4 co32
​

Answer 1

Answer:

Given examples of the following are as follows :a. Positive Radicals : Na+, Fe2+,Ag+ Al3+,Cr3+,Fe3+,Au3+,Co2+,Ni2+,Hg2+,Sn2+.b. Basic Radical : Na+, Fe2+,Ag+, Al3+,Cr3+,Fe3+,Au3+,Co2+,Ni2+,Hg2+,Sn2+.c. Composite Radical : SO4 2- ,NH4+ ,HCO3- , HSO4- , NO4-.d. Metal With Variable Valency : Cu(1+,2+), HTrivalent Basic Radical : Al3+ ,Cr3+,Fe3+,Au3+.g(1+,2+) ,Fe(2+,3+).e. Bivalent Acidic Radical : S2- ,O2- ,Se2- . f.