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S Block Elements

JEE Main 2024 (Online) 6th April Evening Shift

MCQ+4 / -12024

Match List I with List II.



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LIST I
Alkali Metal
LIST II
Emission Wavelength in nm
A. Li I. 589.2
B. Na II. 455.5
C. Rb III. 670.8
D. Cs IV. 780.0


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