i$)$ Hedict the structure and assign the point groupof the

i$)$ State the symnetry criteria for chircdity and determine of whether ony of the following species con be opticolly active of

a$)Br{F}_{2}C{l}_2^{-}$

b$)GeHClBr{I}^{-}$

c$)$ IOF$3+$

d$)POC{l}_3$

e$)$ H$2$NOH