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1
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.
2
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.
3
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

What is the magnetic moment of Ti2+ ? (Given : Atomic number = 22)

A
$$\sqrt8$$
B
$$\sqrt{10}$$
C
$$\sqrt6$$
D
$$\sqrt9$$
4
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

If Rydberg constant is same for all elements, the angular momentum and energy of Li2+ of which orbital is equal to angular momentum and energy of 1 s-orbital of hydrogen atom?

A
3s
B
4s
C
2p
D
3d
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