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Chemical Bonding and Molecular Structure

Previous year questions with solutions · 2019 – 2026

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5Questions
4Papers covered
8.82% ↑182.4%Weightage in 2026
’24
’25
’26
Year-wise statistics questions · papers · average per paper · weightage
YearQuestionsPapersAvg / paperWeightage
2026321.58.82% ↑182.4%
2025120.53.12% ↑6.2%
2024120.52.94%

2 questions · newest paper first

1

The correct order of dipole moments for the given species is

  1. BF3 = NH4+ < NF3 < NH3
  2. BF3 < NH4+ < NF3 < NH3
  3. NH4+ < BF3 < NH3 < NF3
  4. BF3 < NH4+ < NH3 < NF3
JEE Advanced 2026 Paper 1
2

The correct order of ONO bond angle in the given species is

  1. NO2+<NO2<NO3-<NO2-
  2. NO2-<NO3-<NO2<NO2+
  3. NO3-<NO2-<NO2<NO2+
  4. NO2-<NO3-<NO2+<NO2
JEE Advanced 2026 Paper 2