- 2070 Magh · 1 mark
Definition of transition elements
Short answer
Transition elements are d-block elements whose atoms or at least one common ion have an incompletely filled d subshell. Examples include Fe (3d⁶4s²) and Cu²⁺ (3d⁹).
What are transition elements?
Transition elements are the d-block elements whose atoms, or at least one of their common ions, have an incompletely filled d subshell (for example Fe: 3d⁶ 4s²; Cu²⁺: 3d⁹).
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