NEET-UG and JEE Main Chemistry · Class 11
Some Basic Concepts in Chemistry — NEET-UG and JEE Main Questions and Mock Test
Some Basic Concepts in Chemistry is a Class 11 Chemistry chapter of the NEET-UG and JEE Main syllabus, covering 7 topics. StudyBuddy holds 210 published questions from Some Basic Concepts in Chemistry, spread across 4 of those topics, each marked exactly as the real paper marks it.
- questions
- 210
- topics
- 7
- ncert class
- 11
No signup for the first test. The length follows what the chapter holds.
Topics in Some Basic Concepts in Chemistry
Every topic of Some Basic Concepts in Chemistry, ordered by how many published questions sit behind it. A topic with none is listed rather than hidden — it is part of the chapter either way.
- Mole concept, molar mass and Avogadro's number
- Concentration terms - molarity, molality and mole fraction
- Chemical equations, stoichiometry and limiting reagent
- Laws of chemical combination
- Matter and its nature; Dalton's atomic theory
- Atomic and molecular masses; average atomic mass
- Percentage composition; empirical and molecular formulae
Some Basic Concepts in Chemistry weightage in NEET-UG 2026 and JEE Main 2026
These shares are measured across many years of past papers, so they describe the long run rather than predicting any single paper.
| Paper | Share of Chemistry | Typical questions | Typical marks |
|---|---|---|---|
| NEET-UG 2026 chapter-wise weightage | 5.6% | 2.5 | 10 |
| JEE Main 2026 chapter-wise weightage | 5.6% | 1.4 | 5.6 |
Previous year questions from Some Basic Concepts in Chemistry
Past-paper questions are the most trustworthy material in the bank, and assembly reaches for them first when it builds a Some Basic Concepts in Chemistry test. They are not listed separately here, because a question's value is that you meet it under a clock rather than that you read it in a list.
A Some Basic Concepts in Chemistry test draws from all 210 published questions in this chapter, past papers first. Sit one now and see the per-topic breakdown.
More Chemistry chapters
Other chapters of the NEET-UG and JEE Main Chemistry syllabus, with the practice behind each.