d - and f- Block elements Topics - IIT JEE Syllabus

1

Transition Elements General introduction

2m1/10

📌 Key Formulad-block elements.

2

Electronic configuration

2m2/10

📌 Key Formula(n-1)d¹⁻¹⁰ ns¹⁻²

3

Occurrence and characteristics

2m1/10

📌 Key FormulaOccurrence as oxides, sulphides.

4

General trends in properties of the first-row transition elements

physical properties, ionization enthalpy, oxidation states, atomic radii, colour, catalytic behaviour, magnetic properties, complex formation, interstitial compounds, alloy formation

2m3/10

📌 Key FormulaVariable oxidation states, colour due to d-d transitions.

5

Preparation, properties and uses of K2Cr2O7, and KMnO4

2m2/10

📌 Key FormulaOxidizing properties, reactions in acidic/alkaline medium.

6

Lanthanoids electronic configuration,

2m1/10

📌 Key Formula4f¹⁻¹⁴ 5d⁰⁻¹ 6s²

7

Lanthanoids oxidation states

2m1/10

📌 Key Formula+3 common, some +2 and +4.

8

Lanthanoid contraction

2m2/10

📌 Key FormulaDecrease in size due to poor shielding.

9

Actinoids electronic configuration

2m1/10

📌 Key Formula5f¹⁻¹⁴ 6d⁰⁻¹ 7s²

10

Actinoids oxidation states

2m1/10

📌 Key FormulaVariable, +3 to +6.