Question
In which of the following sets, all the given species are isostructural ?
A.
$$C{O_2},N{O_2},Cl{O_2},Si{O_2}$$
B.
$$PC{l_3},Al\,C{l_3},BC{l_3},SbC{l_3}$$
C.
$$B{F_3},N{F_3},P{F_3},Al\,{F_3}$$
D.
$$BF_4^ - ,CC{l_4},NH_4^ + ,PCl_4^ + $$
Answer :
$$BF_4^ - ,CC{l_4},NH_4^ + ,PCl_4^ + $$
Solution :
All have tetrahedral structure.