Chemistry past papers › 9701/21/O/N/20

9701/21/O/N/20 Question 3

Chemistry October/November 2020 Paper 21 · 17 marks · Covalent and dative bonding, Shapes of molecules, Electrons, energy levels and atomic orbitals, Metallic bonding, Period 3 oxides and hydroxides, Oxidising alcohols, Organic synthesis, Reduction and nucleophilic addition, Nitriles and hydroxynitriles, Infrared spectroscopy

Mark scheme

Question 2 · Question 4

Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.