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C- 1- (4 points)Draw out all the isomers, geometric and optical of the following complexes: a- [Cr(acac),(NH3)2] [Co(Co),c13] 2- (2 points) For the redox reaction goes by inner sphere mechanism, write the proposed mechanism: [(H2N),CONO,12+ [Cr(CN)12 3- (2 points)For the reaction: [Cr (H20),xi* [Cr (H20)61*2 + x Discuss the rate of reaction when X = NH, & Cl, in acidic medium? + 2- + H20