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Previous year question hub

Rotational Motion - Physical Chemistry - Chemistry Previous Year Questions

Practice Rotational Motion - Physical Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

8Papers
8Years
8Questions
1Topics

Rotational Motion question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Rotational Motion. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 6 75%
Easy 2 25%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

MCQ 7 87.5%
Fill in the blanks 1 12.5%

Subject weightage

Top subjects by unique question coverage.

Chemistry
8 Qs

Most asked topics

Top topics across the included previous year papers.

Physical Chemistry
8 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Rotational Motion
8 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

Chemistry (CY) 2022
1 Qs
Chemistry (CY) 2018
1 Qs
Chemistry (CY) 2017
1 Qs
Chemistry (CY) 2015
1 Qs
Chemistry (CY) 2012
1 Qs
Chemistry (CY) 2011
1 Qs
Chemistry (CY) 2010
1 Qs
Chemistry (CY) 2007
1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
Chemistry (CY) 202220221View paper
Chemistry (CY) 201820181View paper
Chemistry (CY) 201720171View paper
Chemistry (CY) 201520151View paper
Chemistry (CY) 201220121View paper
Chemistry (CY) 201120111View paper
Chemistry (CY) 201020101View paper
Chemistry (CY) 200720071View paper

All Rotational Motion previous year questions

Practice every matching question in batches of 20, with every available option.

1
2011 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2011
The frequency of radiation (in cm⁻¹ units) required to rotationally excite the molecule from J = 0 to J = 1 state is
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2
2012 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2012
The rotational constant (usually denoted as B) for the oxygen molecule is
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3
2007 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2007
The J = 0 → 1 rotational transition for 1H79Br occurs at 500.72 GHz. Assuming the molecule to be a rigid rotor, the J = 3 → 4 transition occurs at
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4
2010 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2010
The most populated rotational state for HCl (B = 8.5 cm⁻¹) at 300 K is
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5
2015 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2015
The rotational partition function of a diatomic molecule with energy levels corresponding to \( J = 0 \) and 1, is (where, \( \varepsilon \) is a constant)
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6
2017 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2017
For ortho-hydrogen, the nuclear wavefunction and the rotational quantum number, respectively, are
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7
2018 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2018
The spacing between the two adjacent lines of the microwave spectrum of H35Cl is 6.35 × 1011 Hz. Given that the bond length of D35Cl is 5% greater than that of H35Cl, the corresponding spacing for D35Cl is __________ × 1011 Hz. (Up to two decimal places)
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8
2022 · Chemistry · Physical Chemistry · Rotational Motion
Chemistry (CY) 2022
In the following table, the left column represents the rigid-rotor type and the right column shows a set of molecules.
P. Symmetric rotor (oblate)1. SiH4
Q. Symmetric rotor (prolate)2. CH3Cl
R. Spherical rotor3. C6H6
S. Asymmetric rotor4. CH3OH
5. CO2

The CORRECT match is
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