Complex ions

Last updated: 08/03/2020
AQA A-Level Chemistry Transition elements Complex ions
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  1. Current
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  3. Answered

  1. What is the definition of a complex ion?

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  2. What is the definition of a ligand?

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  3. What is the definition of a coordinate number?

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  4. What is the definition of a monodentate ligand?

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  5. What is the definition of a bidentate ligand?

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  6. What is the overall charge?

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  7. Where is the overall charge shown within a complex ion?

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  8. What type of brackets are used within a complex ion?

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  9. What type of substances are ligands?

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  10. How many lone pairs of electrons does a ligand contain?

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  11. What type of bond does a complex ion contain?

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  12. Which of the following is an example of a bidentate ligand?

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  13. What are the bond angles in a complex ion with an octahedral shape?

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  14. How many coordinate bonds can a complex ion with an octahedral shape make?

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  15. How many coordinate bonds does a hexadentate ligand make?

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  16. How many lone pairs of electrons does a hexadentate ligand have?

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  17. Which part of the following complex ion is the ligand? [Ni(H2_2O)6_6]2+^{2+}

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  18. What is the highest number of chloride ligands that can fit around a transition metal ion?

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  19. What shaped complex ion is made when four chloride ligands are added?

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  20. Why can only four chloride ligands fit around a metal ion?

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