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Punjab Board > 11th > Chemistry (Total Videos: 479)

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Chapter 1: Basic Concepts (54 videos)
1.1: Atom
  1. Atom DEMO
  2. Evidence of Atoms
  3. Molecule
  4. Ion
  5. Molecular ion
  6. Molecular Ion
1.2: Relative Atomic Mass
  1. Relative Atomic Mass in Grams
1.3: Isotopes
  1. Isotopes DEMO
  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. Calculate Percentage Abundance
1.4: Analysis of a Compound
  1. The Percentage Composition of Elements in a Molecule DEMO
  2. The Percentage Composition of Sodium Carbonate crystal
  3. Empirical formula
  4. Empirical formula-covalent and ionic compound
  5. The Empirical Formula from the Percentage Composition
  6. Empirical Formula from Combustion Analysis
  7. Empirical Formula from Combustion Analysis (continued)
  8. Molecular formula
  9. More on Molecular Formula
  10. Calculating Percentage Composition
  11. Calculating Empirical Formula from Combustion Analysis
  12. Determining Empirical Formula of a Compound
1.5: Concept of Mole
  1. Mole DEMO
  2. More on Concept of Mole
  3. Relative Atomic Mass in Grams
  4. Relative Molecular Mass in Grams
  5. Relative Formula Mass in Grams
  6. Avagadro's Number
  7. More on Avogadro's Number
  8. Molar Gas Volume
  9. Calculations of Molar Gas Volume
  10. Mole-Mass Calculations
1.6: Stoichiometry
  1. Stoichiometry DEMO
  2. Mole-Mass Calculations
  3. Calculating Moles from Mass
  4. Calculating Mass from Moles
  5. Calculating Mass in Grams and Moles
  6. Mole-Particle Calculations
  7. More on Mole-Particle Calculations
  8. Calculating Mass in Grams of a Single Atom
  9. Calculating Number of Ions in the Compounds
  10. Calculating Number of Particles from Mass
  11. Calculating Mass and Moles of an Element from a Compound
1.7: Limiting Reactant
  1. Limiting Reactants DEMO
  2. Importance of Limiting Reactants
  3. More on Importance of Limiting Reactants
  4. Calculating Limiting and Excess Reactants
1.8: Yield
  1. Percentage Yield
  2. More on Yield
  3. Calculation of Percentage Yield

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