Flashcards on Common Ligands in Coordination Chemistry
Common Ligands in Coordination Chemistry: A Student's Guide
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Coordination Chemistry Ligands
37 cards
Card 1
Question: What is the donor/acceptor type and electron count of aqua (H2O) as a ligand?
Answer: L-type, σ-donating and π-donating, 2 electrons.
Card 2
Question: How does ammine (NH3) act as a ligand in terms of donation and electron count?
Answer: L-type, σ-donating only, 2 electrons.
Card 3
Question: What are the bonding characteristics and electron count for a generic amine (NR3) ligand?
Answer: L-type, σ-donating only, 2 electrons.
Card 4
Question: What is the ligand abbreviation and bonding type for pyridine, and how many electrons does it donate?
Answer: py, L-type, σ-donating and weakly π-accepting, 2 electrons.
Card 5
Question: What is 2,2'-bipyridine (bpy) classified as and how many electrons does it contribute?
Answer: bpy is a LL (bidentate) ligand, contributes 4 electrons.
Card 6
Question: What is 1,10-phenanthroline (phen) classified as and its electron count?
Answer: phen is a LL (bidentate) ligand, contributes 4 electrons.
Card 7
Question: How is ethylenediamine (en) described as a ligand and what is its electron donation?
Answer: en is LL (bidentate), σ-donating only, contributes 4 electrons.
Card 8
Question: What is the denticity and electron count of diethylenetriamine (dien)?
Answer: dien is LLL (tridentate), contributes 6 electrons.
Card 9
Question: What are the bonding properties and electron count of halido ligands I-, Br-, Cl-?
Answer: X-type, σ-donating and π-donating, 1 electron each (iodido shown as I- example).
Card 10
Question: How is fluorido (F-) characterized compared to other halides in this list?
Answer: F- is X-type, σ-donating and π-donating, 1 electron.