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← Bihar Board Class 12 PYQ
The d- and f-Block Elements
Bihar Board Class 12 · Chemistry · 31 past questions
Topic
Colour and complex formation
1
Electronic configuration
1
Important compounds and biological roles
0
Introduction and general characteristics of transition elements
0
Lanthanoids and actinoids
0
Magnetic properties
0
Oxidation states
0
Level
Easy
2
Moderate
0
Year
2026
2
2025
6
2024
3
2023
4
2022
6
2021
2
2019
1
2018
2
2017
2
2016
2
2015
2
2 of 31 ·
show all
Q28
2016
Outermost configuration $3d^6 4s^2$ is of
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Q29
2016
Transition elements form coloured compound. Explain.
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