Group I A
Group II A
Group III A
None of these
Question 55 Match Group (A) with Group (B) Group (A)Group (B)(a) Autotrophic nutrition(i) Leech(b) Heterotrophic nutrition(ii) Paramoecium(c) Parasitic nutrition(iii) Deer(d) Digestion in food vacuoles(iv) Green plant
(a) What is the fundamental difference in the electronic configurations between the group 1 and group 2 elements?
(b) On the basis of electronic configuration, how will you identify :
(i) chemically similar elements?
(ii) the first element of a period?