GyanGhar GyanGhar

Class 11 · Chemistry · Chapter 1

Some Basic Concepts of Chemistry

This chapter lays the foundation of chemistry by introducing the nature and classification of matter, laws of chemical combination, Dalton's atomic theory, the mole concept, stoichiometry, and essential measurement techniques including significant figures and dimensional analysis.

15 sections · ~615 min read · Free, no login needed
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Topics in this chapter

  1. 1

    Importance of Chemistry, Nature of Matter and its Classification

    35 min read · Quiz included

  2. 2

    Measurement of Physical Properties and the SI System

    35 min read · Quiz included

  3. 3

    Uncertainty in Measurement — Scientific Notation, Significant Figures and Dimensional Analysis

    35 min read · Quiz included

  4. 4

    Laws of Chemical Combination and Dalton's Atomic Theory

    40 min read · Quiz included

  5. 5

    Atomic Mass, Average Atomic Mass, Molecular Mass and Formula Mass

    30 min read · Quiz included

  6. 6

    Mole Concept and Molar Mass

    30 min read · Quiz included

  7. 7

    Percentage Composition, Empirical Formula and Molecular Formula

    30 min read · Quiz included

  8. 8

    Stoichiometry, Balancing Equations and the Limiting Reagent

    35 min read · Quiz included

  9. 9

    Reactions in Solutions — Mass Per Cent, Mole Fraction, Molarity and Molality

    30 min read · Quiz included

  10. 10

    Solved Examples

    90 min read · Quiz included

  11. 11

    JEE Corner — Equivalent Concept, Vapour Density, Yield, Purity and Concentration Interconversions

    45 min read · Quiz included

  12. 12

    JEE Main Pattern Practice Questions

    60 min read · Quiz included

  13. 13

    NEET Corner — Mole Concept and Stoichiometry the NEET Way

    45 min read · Quiz included

  14. 14

    NEET Pattern Practice Questions

    60 min read · Quiz included

  15. 15

    Summary and Quick Revision

    15 min read · Quiz included