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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?
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because in the formation of metallic bonds, no electrons from 3d-orbitals are involved in the case of zinc unlike the rest of the series
Correct Option is : (A)
because in the formation of metallic bonds, no electrons from 3d-orbitals are involved in the case of zinc unlike the rest of the series
because in the formation of metallic bonds, no electrons from 3d-orbitals are involved in the case of zinc unlike the rest of the series
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