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What term describes the central atom together with its attached ligands?

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Subject
Transition Elementschemistry-mcqs › transition-elements
Published
18 Mar 2019
Last updated
28 May 2026

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Explanation

The coordination sphere refers to the central atom along with all the ligands directly bonded to it. A complex ion is a charged species formed by the central atom and ligands, while a ligand is an ion or molecule that binds to the central atom. A complex compound includes the entire molecule, which may contain the coordination sphere and counter ions.

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Practice related questions from the same subject.

  1. 1.What term describes the chemical deterioration of metals caused by their interaction with the environment?
  2. 2.During the manufacturing of wrought iron, in which form are magnesium, silicon, and phosphorus eliminated?
  3. 3.What is the molecular geometry of a coordination complex when the central atom exhibits sp³d² hybridization?
  4. 4.How is the oxidation state typically denoted in complex compounds?
  5. 5.What is the term for a species that donates two pairs of electrons in a coordination complex?
  6. 6.What type of ions are formed when a transition metal compound dissolves in a salt solution?
  7. 7.Upon exposure to light, electrons in transition elements are excited from lower energy levels to higher energy levels in which orbitals?
  8. 8.What term describes substances that are drawn toward an external strong magnetic field?
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