1
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
A radioactive substance has half-life of 60 minute. During 3 hour, the amount of substance decayed would be
2
MHT CET 2024 15th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The ratio of the areas of the electron orbits for the second excited state to the first excited state for the hydrogen atom is
3
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
In a hydrogen atom in its ground state, the first Bohr orbit has radius $r_1$. The electron's orbital speed becomes one-third when the atom is raised to one of its excited states. The radius of the orbit in that excited state is
4
MHT CET 2024 11th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The angular momentum of the electron in the third Bohr orbit of hydrogen atom is ' $l$ '. Its angular momentum in the fourth Bohr orbit is
Questions Asked from Atoms and Nuclei (MCQ (Single Correct Answer))
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