1
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0
During $$\alpha$$-decay, atomic mass of parent nuclei is
2
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0
Which of the following series spectrum of hydrogen atom lies in ultraviolet region?
3
COMEDK 2022
MCQ (Single Correct Answer)
+1
-0
The wavelength of the second line of Balmer series is 486.4 nm. What is the wavelength of the first line of Lyman series?
4
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0
The Lyman series of a hydrogen atom belongs in which category
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