1
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
The degeneracy of hydrogen atom that has energy equal to $ \frac{-R_{\mathrm{H}}}{9} $ is (where, $ R_{\mathrm{H}}= $ Rydberg constant)
A
6
B
8
C
5
D
9
2
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
If the de-broglie wavelength of a particle of mass $ (m) $ is 100 times its velocity. Then, its value in terms of its mass $ (m) $ and plank constant $ (h) $ is
A
$ \frac{1}{10} \sqrt{\frac{m}{h}} $
B
$ 10 \sqrt{\frac{h}{m}} $
C
$ \frac{1}{10} \sqrt{\frac{h}{m}} $
D
$ 10 \sqrt{\frac{m}{h}} $
3
BITSAT 2023
MCQ (Single Correct Answer)
+3
-1

Which of the following statements does not form a part of Bohr's model of hydrogen atom?

A
The position and velocity of the electrons in the orbit cannot be determined simultaneously.
B
The electron in the orbit nearest the nucleus has the lowest energy.
C
Electrons revolve in different orbits around the nucleus.
D
Energy of the electrons in the orbit is quantised.
4
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

Which one of the following statements in relation to the hydrogen atom is correct?

A
3s, 3p and 3d-orbitals all have the same energy.
B
3s and 3p-orbitals are of lower energy than 3d-orbital.
C
3p-orbital is lower in energy than 3d-orbital.
D
3s-orbital is lower in energy than 3p-orbital.
BITSAT Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12