SHOBHIT NIRWAN's
DESIGNED
SOME BASIC CONCEPTS
OF CHEMISTRY
NEW NOTES FOR CLASS 11 2022 EXAMS
, OVERVIEW OF THE CHAPTER
1. Importance of Chemistry
2. Nature of Matter
Matter – Solid , liquid, Gas
Matter – (a)Mixtures –(i) Homogenous Mixtures
(ii) Heterogenous Mixtures
(b)Pure Substances – (i) Elements
(ii) Compounds
3. Properties of Matter and their Measurements
(i) Physical Properties
(ii) Chemical Properties
(iii) S.I unit of : mass, volume, density, temperature.
4. Uncertainty in Measurement
(i) Scientific Notation
(ii) Multiplication & Division
(iii) Addition & Subtraction
(iv) Significant Figures → addition, subtraction, multiplication & division
(v) Dimensional Analysis
5. Laws of Chemical Combination
(i) Law of conservation of mass.
(ii) Law of definite properties.
(iii) Law of multiple proportions.
(iv) Gay Lussac’s Law of gaseous volumes.
(v) Avogadro Law.
6. Dalton’s Atomic Theory
7. Atomic & Molecular Masses
8. Mole Concept & Molar Masses
9. Percentage Composition
10. Stoichiometry and Stoichiometric Calculations
(i) Chemistry deals with composition, structure & properties of matter
(ii) Chemistry if c/d science of atoms & molecules
11. Reactions in Solutions
(i) Mass Percent
(ii) Mole Fraction
(iii) Molarity
(iv) Molality
DESIGNED
SOME BASIC CONCEPTS
OF CHEMISTRY
NEW NOTES FOR CLASS 11 2022 EXAMS
, OVERVIEW OF THE CHAPTER
1. Importance of Chemistry
2. Nature of Matter
Matter – Solid , liquid, Gas
Matter – (a)Mixtures –(i) Homogenous Mixtures
(ii) Heterogenous Mixtures
(b)Pure Substances – (i) Elements
(ii) Compounds
3. Properties of Matter and their Measurements
(i) Physical Properties
(ii) Chemical Properties
(iii) S.I unit of : mass, volume, density, temperature.
4. Uncertainty in Measurement
(i) Scientific Notation
(ii) Multiplication & Division
(iii) Addition & Subtraction
(iv) Significant Figures → addition, subtraction, multiplication & division
(v) Dimensional Analysis
5. Laws of Chemical Combination
(i) Law of conservation of mass.
(ii) Law of definite properties.
(iii) Law of multiple proportions.
(iv) Gay Lussac’s Law of gaseous volumes.
(v) Avogadro Law.
6. Dalton’s Atomic Theory
7. Atomic & Molecular Masses
8. Mole Concept & Molar Masses
9. Percentage Composition
10. Stoichiometry and Stoichiometric Calculations
(i) Chemistry deals with composition, structure & properties of matter
(ii) Chemistry if c/d science of atoms & molecules
11. Reactions in Solutions
(i) Mass Percent
(ii) Mole Fraction
(iii) Molarity
(iv) Molality
