Chemistry

Chemistry

Problem

Choose the correct code regarding, possible number of geometrical isomers exhibited by following complexes : (I) [CrCl2(NO2)2(NH3)2]−[\text{CrCl}_2(\text{NO}_2)_2(\text{NH}_3)_2]^- (II) [Co(NO2)3(NH3)3][\text{Co}(\text{NO}_2)_3(\text{NH}_3)_3] (III) [PtCl(NO2)(NH3)(py)][\text{PtCl}(\text{NO}_2)(\text{NH}_3)(\text{py})] (IV) [PtBrCl(en)][\text{PtBrCl}(\text{en})] a. I: 4, II: 2, III: 3, IV: 1 b. I: 5, II: 2, III: 4, IV: 0 c. I: 3, II: 2, III: 0, IV: 1 d. I: 5, II: 2, III: 3, IV: 0

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