JEE Main Chemistry · The d- and f-Block Elements
Group II: Copper Ferrocyanide Test
Group II: Copper Ferrocyanide Test (The d- and f-Block Elements) was asked once in the 42 JEE Main shifts Lumi analysed, in 2025.
- Times asked
- 1
- in 1 shift
- Years
- 2025
- Usual format
- Other
- Recall
- Pattern
- New since 2024
- asked once so far
How it is asked
- Choose correct tests with observations
Difficulty
Easy 0Medium 1Hard 0
Where it sits
Chapter: The d- and f-Block Elements. Topic: Cation Analysis, 10 questions over 7 ideas.
Other repeat ideas in this topic
Every time it came
The question
Newest first, each with its options and official answer.