Exam (elaborations)
AS Chemistry Paper 1: Inorganic and Physical Chemistry
Give the meaning of the term electronegativity 1 mark The ability of an element to attract a pair of electrons in a covalent bond Ions of two isotopes of iron are 53Fe2+ 56Fe2+ Which statement is correct? - the ions of both the isotopes have configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d6 - the ions ...
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