JEE Main Chemistry · The s-Block Elements
Flame Coloration
Flame Coloration (The s-Block Elements) was asked 3 times in 3 JEE Main shifts, 2022–2024, out of the 42 shifts Lumi analysed. 1 of the 3 had a numerical answer.
- Times asked
- 3
- in 3 shifts
- Years
- 2022–2024
- Usual format
- Match the list
- Recall
- Pattern
- Occasional
- repeats across shifts
How it is asked
- Count ions identified by flame test
- Match list on alkali metals and emission wavelengths
Difficulty
Easy 0Medium 1Hard 2
Where it sits
Chapter: The s-Block Elements. Topic: s-Block Elements, 21 questions over 16 ideas.
Other repeat ideas in this topic
Every time it came
All 3 questions
Newest first, each with its options and official answer.
- 6 Apr 2024, Shift 2 · Q66Match List - I with List - II. List - I (Alkali Metal) (A) Li (B) Na (C) Rb (D) Cs List - II (Emission Wavelength in nm) (I) 589.2 (II)…HardMatch the list
- 30 Jan 2024, Shift 2 · Q90Number of metal ions characterized by flame test among the following is ________.…MediumNumerical value
- 29 Jun 2022, Shift 1 · Q69Match List - I with List - II. List - I (Metal) (A) Li (B) Na (C) Rb (D) Cs List - II (Emitted light wavelength (nm)) (I) 670.8 (II) 589.2…HardMatch the list