JEE Main 2022 · ChemistryMultiple choiceMatch the listHardRecall
JEE Main 29 June 2022, Shift 1, Chemistry Q69
Question 69 of 90 in this shift, Chemistry question 9 of 30, Section A.
Match 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
(III) 780.0
(IV) 455.5
Choose the most appropriate answer from the options given below :
- (1)(A)-(I), (B)-(II), (C)-(III), (D)-(IV)Official answer
- (2)(A)-(III), (B)-(II), (C)-(I), (D)-(IV)
- (3)(A)-(III), (B)-(I), (C)-(II), (D)-(IV)
- (4)(A)-(IV), (B)-(II), (C)-(I), (D)-(III)
Official answer
Option 1
NTA final key (2022 Session 1).
- Chapter
- The s-Block Elements
- Topic
- s-Block Elements
- Idea tested
- Flame Coloration