Pearson Edexcel Level 3 GCE 9CH0/01 Chemistry Advanced PAPER 1: Advanced Inorganic and Physical Chemistry

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Answer ALL questions. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 Thi... s question is about atomic structure and the Periodic Table. (a) Complete the table to show the relative charges and masses for a neutron and an electron. (2) Particle Relative charge Relative mass proton +1 1 neutron electron (b) Atomic emission spectroscopy provides evidence for the existence of (1) A atoms B electrons C isotopes D quantum shells (c) Draw the shape of a p orbital. (1 [Show More]

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