In the series sc to zn the enthalpy of atomisation of zinc is the lowest why
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In the series Sc (Z = 21) to Zn (Z = 30), the enthalpy of atomisation of zinc is the lowest i.e. 126 kJ mol–1. Why? Answer: Zinc (4d10 5s2) has completely filled d-orbital and has no unpaired electron to take part in the formation of metallic bond.
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