Which of the following will show optical isom | vedclass

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(A) $I$. $	ext{cis}-[Co(NH_3)_2(en)_2]^{3+}$ lacks a plane of symmetry and is optically active. It exists as $d$ and $l$ enantiomers.$II$. $	ext{tra

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$I, III$ only correct

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(A) $I$. $	ext{cis}-[Co(NH_3)_2(en)_2]^{3+}$ lacks a plane of symmetry and is optically active. It exists as $d$ and $l$ enantiomers.$II$. $	ext{trans}-[IrCl_2(C_2O_4)_2]^{3-}$ possesses a plane of symmetry and is optically inactive.$III$. $[Rh(en)_3]^{3+}$ lacks a plane of symmetry and is optically active. It exists as $d$ and $l$ enantiomers.$IV$. $	ext{cis}-[Ir(H_2O)_3Cl_3]$ possesses a plane of symmetry and is optically inactive.

Which of the following will show optical isomers?
$I$. $\text{cis}-[Co(NH_3)_2(en)_2]^{3+}$
$II$. $\text{trans}-[IrCl_2(C_2O_4)_2]^{3-}$
$III$. $[Rh(en)_3]^{3+}$
$IV$. $\text{cis}-[Ir(H_2O)_3Cl_3]$

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Which of the following will show optical isomers?$I$. $\text{cis}-[Co(NH_3)_2(en)_2]^{3+}$$II$. $\text{trans}-[IrCl_2(C_2O_4)_2]^{3-}$$III$. $[Rh(en)_3]^{3+}$$IV$. $\text{cis}-[Ir(H_2O)_3Cl_3]$