Basic Concepts

Punjab Board > Class 11 > Chemistry (Total Videos: 498)

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Chapter 1: Basic Concepts (57 videos)   (Practice Test)
1.1: Atom  (Practice Test)
  1. Atom
  2. Evidence of Atoms
  3. Molecule
  4. Ion
  5. Molecular Ion
  6. More On Molecular Ion
1.2: Relative Atomic Mass
  1. Relative atomic mass and Atomic mass unit
1.3: Isotopes  (Practice Test)
  1. Isotopes
  2. More on Isotopes
  3. Relative Abundance of Isotopes
  4. Determination of Ar of Isotopes by Mass Spectrometry
  5. More on Determination of Ar of Isotopes
  6. Average Atomic Masses
  7. Calculating the Average Atomic Mass
  8. Calculate Percentage Abundance
1.4: Analysis of a Compound - Empirical and Molecular Formulas  (Practice Test)
  1. The Percentage Composition of Elements in a Molecule
  2. The Percentage Composition of Sodium Carbonate crystal
  3. Calculating Percentage Composition
  4. Empirical formula
  5. Empirical formula-covalent and ionic compound
  6. The Empirical Formula from the Percentage Composition
  7. Empirical Formula from Combustion Analysis
  8. Empirical Formula from Combustion Analysis (continued)
  9. Calculating Empirical Formula from Combustion Analysis
  10. Molecular formula
  11. More on Molecular Formula
  12. Determining Empirical Formula of a Compound
1.5: Concept of Mole  (Practice Test)
  1. Mole
  2. More on Concept of Mole
  3. Gram Atomic mass ,Gram molecular mass,Gram formula mass
  4. Avogadro's Number
  5. More on Avogadro's Number
  6. Mole-Mass Calculations
  7. Mole-Mass Calculations
  8. Calculating Moles from Mass
  9. Calculating Mass from Moles
  10. Calculating Mass in Grams and Moles
  11. Mole-Particle Calculations
  12. More on Mole-Particle Calculations
  13. Calculating Mass in Grams of a Single Atom
  14. Calculating Number of Ions in the Compounds
  15. Calculating Number of Particles from Mass
  16. Calculating Mass and Moles of an Element from a Compound
  17. Molar Gas Volume
  18. Calculations of Molar Gas Volume
1.6: Stoichiometry  (Practice Test)
  1. Stoichiometry
  2. Stoichiometric Calculations
  3. Molar Calculations from Equations
  4. More on Molar Calculations from Equations
1.7: Limiting Reactant  (Practice Test)
  1. Limiting Reactants
  2. Importance of Limiting Reactants
  3. More on Importance of Limiting Reactants
  4. Calculations Based on Balanced Chemical Equations
  5. Calculating Limiting and Excess Reactants
1.8: Yield  (Practice Test)
  1. Percentage Yield
  2. More on Yield
  3. Calculation of Percentage Yield