Chemistry past papers › 9701/21/O/N/19
9701/21/O/N/19 Question 2
Chemistry October/November 2019 Paper 21 · 13 marks · Lattice structures, Structure and properties, Period 3 oxides and hydroxides, Shapes of molecules, Bond energies, Chemical periodicity of other elements
Mark scheme
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.