Paper Analysis | JEE Main 20209th Jan - Slot - 1

Physics: Overall Analysis

● Grade-wise Weightage: 11th (48%), 12th (52%)● Chapters with more than one questions:

○ Electrostatics (2)○ Magnetic Effects of Current (2)○ Photoelectric Effect (2)

● Missing Chapters: Communication, Nuclei, NLM, SHM, Calorimetry & Thermal Expansion, Wave Motion● Difficulty Level: Average (4.16), Standard Deviation (0.85)

○ 2 questions were conceptual with high difficulty level○ Overall paper is moderate○ A good number of questions are based on graphs in different topics. The question of EMW is conceptually difficult.

● Ideal Time: Average (105.60 Seconds), Standard Deviation (41.19)○ Questions are lengthy with calculations

● A student with full coverage of syllabus can score good marks

Physics: Chapter Vs Difficulty LevelAverage DL: 4.16, Std. Dev.: 0.85

Diff

icul

ty L

evel

Physics: Concept Vs Ideal TimeId

eal T

ime

(Sec

onds

)Average Ideal Time: 105.60 Seconds, Std. Dev.: 41.19

Physics: Skill (Bloom) Distribution

Chemistry: Overall Analysis● Grade-wise Weightage: 11th (52%), 12th (48%)● Chapters with more than one questions:

○ Carbonyl Compounds (2)○ Solutions and Colligative Properties (2)○ Mole Concept (2)○ Coordination Chemistry (2)

● Missing Chapters: Surface Chemistry, Solid State, Ionic Equilibrium, Gaseous State, Salt Analysis, Polymers and Carboxylic Acids

● Difficulty Level: Average (4.36), Standard Deviation (0.70)○ 3 questions are conceptual with high difficulty level○ Overall paper was moderate

● Ideal Time: Average (70.80 Seconds), Standard Deviation (22.72)○ Questions were more numerical as compare to previous two days’ papers

Chemistry: Chapter Vs Difficulty LevelD

iffic

ulty

Lev

el

Average DL: 4.36, Std. Dev.: 0.7

Chemistry: Concept Vs Ideal TimeId

eal T

ime

(Sec

onds

)

Average IT: 70.80 Seconds, Std. Dev.: 22.72

Chemistry: Skill (Bloom) Distribution

Mathematics: Overall Analysis● Grade-wise Weightage: 11th (48%), 12th (52%)● Chapters with more than one questions:

○ Application of Derivative (2)○ Definite Integration (2)○ Vectors and 3D (2)○ Matrices and Determinants (2)

● Missing Chapters: Area under Curves, Parabola, Sets and Relations, Heights and Distances, Mathematical Induction● Difficulty Level: Average (3.88), Standard Deviation (0.67)● Ideal Time: Average (79.20 Seconds), Standard Deviation (18.63)

● In most of the questions, calculation was very less.● Overall mathematics paper was easy to moderate level..

Mathematics: Chapter Vs Difficulty LevelD

iffic

ulty

Lev

el

Average DL: 3.88, Std. Dev.: 0.67

Mathematics: Concept Vs Ideal TimeId

eal T

ime

(Sec

onds

)

Average Ideal Time: 79.20 Seconds, Std. Dev.: 18.63

Mathematics: Skill (Bloom) Distribution

Overall Analysis

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