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Questions and Answers
Which term is used to describe the number of atoms, molecules or ions bonded to a central atom in a molecule or crystal?
Which term is used to describe the number of atoms, molecules or ions bonded to a central atom in a molecule or crystal?
- Coordination number (correct)
- Ligancy
- Hexacoordinate
- Polyatomic ion
Who originally defined the concept of coordination number in 1893?
Who originally defined the concept of coordination number in 1893?
- Alfred Kinsey
- Alfred Nobel
- Alfred Wegener
- Alfred Werner (correct)
How is the coordination number determined for molecules and polyatomic ions?
How is the coordination number determined for molecules and polyatomic ions?
- By counting the number of neighboring atoms
- By counting the number of ligands
- By counting the total number of atoms in the molecule or ion
- By counting the number of bonds formed by the central atom (correct)
What is the coordination number of the central cation in [Cr(NH3)2Cl2Br2]−?
What is the coordination number of the central cation in [Cr(NH3)2Cl2Br2]−?
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Which coordination number is commonly observed in molecules and crystals?
Which coordination number is commonly observed in molecules and crystals?
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