Structure of Co ordination Compound CoF 63 - Co-Ordination Compounds - Chemistry Class 12

TL;DR

The video discusses the electronic configuration and structure of the hexafluorocobaltate(III) complex, which exhibits sp3d2 hybridization.

Transcript

click the bell icon to get latest videos from equator reference in the previous topic we have discussed about the try obsolete to copilot iron complex and now in this topic we are going to talk about the hex of fluorocarbon complex so what is the structure of that complex let me talk about that if they stop it so friends here we are going to talk a... Read More

Key Insights

• 😑 The hexafluorocobaltate(III) complex has a cobalt ion with an oxidation number of +3.
• ❓ The complex exhibits sp3d2 hybridization.
• 😑 The electronic configuration of the cobalt ion in the complex is [Ar] 3d^7 4s^2.
• 😑 The structure of the complex is octahedral, with 6 fluorine ligands surrounding the cobalt ion.
• 💁 Each fluorine ligand contributes 2 electrons to form coordination covalent bonds with the cobalt ion.
• ❓ The complex is commonly referred to as hexafluorocobaltate(III) or [CoF6]3-.
• 🖤 The lack of spin pairing in the complex is due to the weak field nature of the fluoride ligands.

Questions & Answers

Q: What is the electronic configuration of the cobalt ion in the hexafluorocobaltate(III) complex?

The cobalt ion in the complex has an electronic configuration of [Ar] 3d^7 4s^2.

Q: What is the oxidation number of the cobalt ion in the complex?

The cobalt ion has an oxidation number of +3 in the hexafluorocobaltate(III) complex.

Q: How many electrons are contributed by each fluorine ligand to form coordination covalent bonds with the cobalt ion?

Each fluorine ligand contributes 2 electrons to form coordination covalent bonds with the cobalt ion.

Q: What is the structure of the hexafluorocobaltate(III) complex?

The complex has an octahedral structure, with the cobalt ion in the center surrounded by 6 fluorine atoms, forming an octahedron.

Summary & Key Takeaways

• The hexafluorocobaltate(III) complex has a cobalt ion with an electronic configuration of [Ar] 3d^7 4s^2, with an oxidation number of +3.

• The complex has 6 fluorine ligands that contribute 2 electrons each to form coordination covalent bonds with the cobalt ion.

• The structure of the complex is octahedral, with the cobalt ion in the center surrounded by 6 fluorine atoms, forming an octahedron.