5. (a) Write balanced equations for the reactions between (i) Diborane and oxygen: (ii) Boron trichloride and water. (2
Posted: Tue Nov 16, 2021 6:37 am
5. (a) Write balanced equations for the reactions between (i) Diborane and oxygen: (ii) Boron trichloride and water. (2 marks) (b) Draw the chemical structures of BzH. and AlzC16. Write a short essay to discuss the hybridization and bonding of these two compounds. (12 marks) (c) The reduction potentials of Group 13 elements are listed below. Discuss the trend of +3 oxidation state of Group 13 elements. Reduction Poential (V) -1.676 ΑΡ/ΑΙ Ga/Ga -0.529 In in -0.338 TP/TI +0.72 (4 marks) (d) Determine the number of skeletal electron pairs in CB-H7 and classify this carborane as closo-, nido- or arachno. (4 marks)