WBJEE PYQs for d and f Block Elements with Solutions: Practice WBJEE Previous Year Questions

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Yashodeep Mahurkar

Updated on - Dec 31, 2025

d and f Block Elements is an important topic in the Chemistry section in WBJEE exam. Practising this topic will increase your score overall and make your conceptual grip on WBJEE exam stronger.

This article gives you a full set of WBJEE PYQs for d and f Block Elements with explanations for effective preparation. Practice of WBJEE Chemistry PYQs including d and f Block Elements questions regularly will improve accuracy, speed, and confidence in the WBJEE 2026 exam.

WBJEE PYQs for d and f Block Elements with Solutions

1.
Nickel combines with a uninegative monodentate ligand (X^-) to form a paramagnetic complex [NiX4]^2-.The hybridization involved and number of unpaired electrons present in the complex and respectively
- sp³,two
- dsp², zero
- dsp²,one
- sp³,one
View Solution
2.
The calculated spin-only magnetic moment values in BM for [FeCl₄]^- and [Fe(CN)₆]^3- are
- 5.9 BM,1.732 BM
- 4.89 BM,1.732 BM
- 3.87 BM,1.732 BM
- 1.732 BM,2.82 BM
View Solution
3.
The common stable oxidation states of Eu and Gd are respectively
- +3 and +3
- +3 and +2
- +2 and +3
- +2 and +2
View Solution

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Fees Structure

Structure based on different categories

Categories	State
General	700
sc	500
pwd	500
Others	500

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WBJEE PYQs for d and f Block Elements with Solutions

1.Nickel combines with a uninegative monodentate ligand (X-) to form a paramagnetic complex [NiX4]2-.The hybridization involved and number of unpaired electrons present in the complex and respectively

2.The calculated spin-only magnetic moment values in BM for [FeCl4]- and [Fe(CN)6]3- are

3. The common stable oxidation states of Eu and Gd are respectively

Fees Structure

Structure based on different categories

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1.
Nickel combines with a uninegative monodentate ligand (X^-) to form a paramagnetic complex [NiX4]^2-.The hybridization involved and number of unpaired electrons present in the complex and respectively

2.
The calculated spin-only magnetic moment values in BM for [FeCl₄]^- and [Fe(CN)₆]^3- are

3.
The common stable oxidation states of Eu and Gd are respectively