No. of correct statement/s about ${\mathrm{ICl}}_5\mathrm{and}{\mathrm{ICl}}_4^{-}$  is/are.
i) ${\mathrm{ICl}}_5$ is square pyramidal and ${\mathrm{ICl}}_4^{-}$  is tetrahedral.
ii)Both are isostructural.
iii) ${\mathrm{ICl}}_5$ is square pyramidal and ${\mathrm{ICl}}_4^{-}$  is square planar.
iv)${\mathrm{ICl}}_5$  is trigonal bipyramidal and  ${\mathrm{ICl}}_4^{-}$ is tetrahedral.