answer the highlighted only 3730829

Answer the highlighted only

CH111 RAFT How many electrons in an atom can have n-3, 1-2 and m-2? Explain your (2 marks) (a) answer (b) In the rock salt structure what percentage of the octahedral voids are occupied by cations? Explain your answer by drawing the unit cell of rock salt. What is the most polarisable noble gas? What shape would you expect for IFs? Supplement your answer with the Lewis (5 marks) (c) (2 marks) (d) structure and mention the name of the geometric structure. (5 marks) (e) What is a substitutional alloy? Supplement your answer with a schematic drawing of the arrangement of atoms in such an alloy. Give an example for the components forming a substitutional alloy. (5 marks) (f) Give the reaction equation for [Fe(H2O)6]3t reacting as an acid. (4 marks) (g) What is the geometry around the iron ion in [Fe(H2O)6]3? (2 marks)

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