Chemistry past papers › 9701/22/F/M/19

9701/22/F/M/19 Question 2

Chemistry February/March 2019 Paper 22 · 25 marks · Relative masses of atoms and molecules, Intermolecular forces, Structure and properties, Formulas, Electrons, energy levels and atomic orbitals, Halogens and hydrogen halides, Some reactions of the halide ions, Dot-and-cross diagrams, The reactions of chlorine, Enthalpy change definitions, Gases and pV = nRT

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