Key Concepts to Study for Coordination Chemistry in JEE Advanced Exam

Coordination chemistry is an important topic in the chemistry section of the JEE Advanced exam. It involves the study of coordination compounds, which are complex substances formed by the combination of a central metal atom or ion with one or more surrounding ligands. Here are the key concepts that should be studied for coordination chemistry in the JEE Advanced exam:

1. Coordination Compounds:
- Definition and examples of coordination compounds.
- Different types of ligands and their classification.
- Naming and formula writing of coordination compounds.
- Isomerism in coordination compounds (structural isomerism, geometrical isomerism, and optical isomerism).
- Coordination number and coordination geometry.

2. Werner's Theory:
- Alfred Werner's coordination theory and its postulates.
- Explanation of terms like primary valency, secondary valency, and coordination sphere.
- Geometrical and optical isomerism in Werner complexes.

3. Bonding in Coordination Compounds:
- Valence bond theory (VBT) and its limitations.
- Crystal field theory (CFT) and its application to octahedral, tetrahedral, and square planar complexes.
- Splitting of d-orbitals and the concept of crystal field stabilization energy (CFSE).
- Factors affecting the magnitude of CFSE.

4. Stability and Reactivity:
- Factors affecting the stability and reactivity of coordination compounds.
- Chelation and its significance in stability and reactivity.
- Acid-base reactions of coordination compounds.
- Redox reactions of coordination compounds.

5. Spectroscopic Techniques:
- UV-Visible spectroscopy and its application in the study of coordination compounds.
- Magnetic properties and its measurement by magnetic susceptibility.

6. Applications of Coordination Compounds:
- Biological importance of coordination compounds.
- Industrial applications of coordination compounds (catalysis, medicine, agriculture, etc.).

7. Practice and Problem Solving:
- Solve a variety of problems and numerical based on coordination chemistry.
- Practice previous years' JEE Advanced questions related to coordination chemistry.

Overall, a thorough understanding of the above concepts and regular practice of related problems will help in achieving a good score in the coordination chemistry section of the JEE Advanced exam.