BITSAT PYQs for Bohr’s Model For Hydrogen Atom with Solutions: Practice BITSAT Previous Year Questions

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Shivam Yadav

Updated on - Dec 15, 2025

Bohr’s Model For Hydrogen Atom is an important topic in the Chemistry section in BITSAT exam. Practising this topic will increase your score overall and make your conceptual grip on BITSAT exam stronger.

This article gives you a full set of BITSAT PYQs for Bohr’s Model For Hydrogen Atom with explanations for effective preparation. Practice of BITSAT Chemistry PYQs including Bohr’s Model For Hydrogen Atom questions regularly will improve accuracy, speed, and confidence in the BITSAT 2026 exam.

BITSAT PYQs for Bohr’s Model For Hydrogen Atom with Solutions

1.
The Bohr orbit radius for the hydrogen atom ($n = 1$) is approximately 0.530 ${Å}$. The radius for the first excited state ($n = 2$)
orbit is (in ${Å}$):
- 0.13
- 1.06
- 4.77
- 2.12
View Solution
2.
The angular speed of the electron in the $n^{th}$ orbit of Bohr hydrogen atom is
- directly proportional to $n^2$
- Directly proportional to $n$
- Inversely proportional to $n ^{3}$
- Inversely proportional to $n$
View Solution
3.
The number of waves in an orbit are :
- $n^2 $
- $n $
- $n - 1 $
- $n - 2 $
View Solution
4.
One of the lines in the emission spectrum of $Li ^{2+}$ has the same wavelength as that of the $2^{\text {nd }}$ line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is $n =12 \rightarrow n = x$. Find the value of $x$.
- 8
- 6
- 7
- 5
View Solution

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BITSAT PYQs for Bohr’s Model For Hydrogen Atom with Solutions

1.The Bohr orbit radius for the hydrogen atom (\(n = 1\)) is approximately 0.530 \({Å}\). The radius for the first excited state (\(n = 2\)) orbit is (in \({Å}\)):

2.The angular speed of the electron in the $n^{th}$ orbit of Bohr hydrogen atom is

3.The number of waves in an orbit are :

4.One of the lines in the emission spectrum of $Li ^{2+}$ has the same wavelength as that of the $2^{\text {nd }}$ line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is $n =12 \rightarrow n = x$. Find the value of $x$.

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Structure based on different categories

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1.
The Bohr orbit radius for the hydrogen atom (\(n = 1\)) is approximately 0.530 \({Å}\). The radius for the first excited state (\(n = 2\))
orbit is (in \({Å}\)):

2.
The angular speed of the electron in the $n^{th}$ orbit of Bohr hydrogen atom is

3.
The number of waves in an orbit are :

4.
One of the lines in the emission spectrum of $Li ^{2+}$ has the same wavelength as that of the $2^{\text {nd }}$ line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is $n =12 \rightarrow n = x$. Find the value of $x$.