(a) Assuming the 18 electron rule is obeyed, write down the values of x, y and z and the oxidation state of the central
Posted: Mon May 09, 2022 3:10 pm
(a) Assuming the 18 electron rule is obeyed, write down the values of x, y and z and the oxidation state of the central metal in each of the following: [Fe(n-CsHsX(CO)] , [Mo(n-CsHs)2H,]+, [Rez(n-CsHs) (CO):) [3] (b) In the catalytic cycle shown below, name the reactions: (i) to form B from A (ii) to form A from D [2] Ph. RhPPM PhP ci Php. C3H8 RhCI PhP A H2 A D B H Pha,,, htly Phyp (c) Draw a structural diagram of compound B clearly showing the stereochemistry. Count the valence electrons and determine the oxidation state of Rh. [3]
(d) State the hapticity and the number of electrons donated by the alkene ligand in compound C. [1] (e) Compound C undergoes migratory insertion to form compound D. Draw a structural diagram of compound D, clearly showing the stereochemistry. [1]
(d) State the hapticity and the number of electrons donated by the alkene ligand in compound C. [1] (e) Compound C undergoes migratory insertion to form compound D. Draw a structural diagram of compound D, clearly showing the stereochemistry. [1]