1.Among (i) [Cr(en)3_33]3+^{3+}3+, (ii) trans-[Cr(en)2_22Cl2_22]+^++, (iii) cis-[Cr(en)2_22Cl2_22]+^++, (iv) [Co(NH3_33)4_44Cl2_22]+^++ the optically active complexes area.(i) and (ii)b.(i) and (iii)c.(ii) and (iii)d.(ii) and (iv)Login to continueOnly logged in users canattempt or see the solution.