Junior Chemistry with Chemguy

Video Lectures

Displaying all 32 video lectures.
I. Periodic Table
Lecture 1
Periodic Table I: An Overview
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Periodic Table I: An Overview
In this video lecture, Chemguy gives an overview of the periodic table.
Lecture 2
Periodic Table II: Subatomic Particles and Isotopes
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Periodic Table II: Subatomic Particles and Isotopes
In this video lecture, Chemguy gives an overview of subatomic particles and isotopes.
II. Compounds
Lecture 3
Compounds I: Ionic Compounds
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Compounds I: Ionic Compounds
In this video lecture, Chemguy puts together binary ionic compounds.
Lecture 4
Compounds II: Polyatomic Species
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Compounds II: Polyatomic Species
In this video lecture, Chemguy teaches how to write formulae with polyatomic species.
Lecture 5
Compounds III: Non-metals
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Compounds III: Non-metals
In this video lecture, Chemguy puts together nonmetals to make molecules.
Lecture 6
Compounds IV: Acid Nomenclature
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Compounds IV: Acid Nomenclature
In this video lecture, Chemguy teaches acid nomenclature.
III. Chemical Bonding
Lecture 7
Chemical Bonding I: Electronegativity and Polarity
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Chemical Bonding I: Electronegativity and Polarity
In this video lecture, Chemguy teaches electronegativity and polarity.
Lecture 8
Chemical Bonding II: Lewis Electron Dot Diagrams
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Chemical Bonding II: Lewis Electron Dot Diagrams
In this video lecture, Chemguy draws Lewis electron dot diagrams.
Lecture 9
Chemical Bonding III: Molecular Shapes
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Chemical Bonding III: Molecular Shapes
In this video lecture, Chemguy gives all the basic shapes for 4, 3, and 2 effective pairs around the central atom.
Lecture 10
Chemical Bonding IV: Intermolecular Bonding
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Chemical Bonding IV: Intermolecular Bonding
In this video lecture, Chemguy discusses all the types of intermolecular bonding.
IV. The Mole
Lecture 11
The Mole I: Avogadro's Number
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The Mole I: Avogadro's Number
In this video lecture, Chemguy introduces the mole concept; Avogadro's number.
Lecture 12
The Mole II: Molar Mass Calculation
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The Mole II: Molar Mass Calculation
In this video lecture, Chemguy converts atoms to moles; performs molar mass calculation.
Lecture 13
The Mole III: Mass to Moles & Mass to Atoms
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The Mole III: Mass to Moles & Mass to Atoms
In this video lecture, Chemguy converts mass to moles; mass to atoms.
V. Balancing
Lecture 14
Balancing I: Balancing Composition Reactions
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Balancing I: Balancing Composition Reactions
In this video lecture, Chemguy balances simple composition and decomposition reactions.
Lecture 15
Balancing II: Hydrocarbon Combustion Reaction
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Balancing II: Hydrocarbon Combustion Reaction
In this video lecture, Chemguy balances a hydrocarbon combustion reaction.
Lecture 16
Balancing III: Single Replacement Reactions
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Balancing III: Single Replacement Reactions
In this video lecture, Chemguy takes you through balancing single replacement reactions.
Lecture 17
Balancing IV: Double Replacement Reactions
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Balancing IV: Double Replacement Reactions
In this video lecture, Chemguy shows how to balance double replacement reactions.
VI. Stoichiometry
Lecture 18
Stoichiometry I: Word Problems
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Stoichiometry I: Word Problems
In this video lecture, Chemguy gives the answer to: How many moles of silver chloride forms when 2.6 mol of KCl reacts with excess silver nitrate in solution.
Lecture 19
Stoichiometry II: Finding Mass of Product
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Stoichiometry II: Finding Mass of Product
In this video lecture, Chemguy takes you through a stoichiometry problem that involves finding a mass of product where a reactant mass is known.
Lecture 20
Stoichiometry III: Limiting Reagent
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Stoichiometry III: Limiting Reagent
In this video lecture, Chemguy performs a limiting reagent question.
VII. Solutions
Lecture 21
Solutions I: Solution Properties
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Solutions I: Solution Properties
In this video lecture, Chemguy describes various solution properties.
Lecture 22
Solutions II: Factors Affecting Solubility
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Solutions II: Factors Affecting Solubility
In this video lecture, Chemguy describes factors that affect solubility.
Lecture 23
Solutions III: Equilibrium in a Saturated Solution
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Solutions III: Equilibrium in a Saturated Solution
In this video lecture, Chemguy describes Equilibrium in a Saturated Solution.
Lecture 24
Solutions IV: Calculating Molarity
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Solutions IV: Calculating Molarity
In this video lecture, Chemguy calculates concentration (molarity) and describes solution preparation.
Lecture 25
Solutions V: Dilution Calculations
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Solutions V: Dilution Calculations
In this video lecture, Chemguy shows the solution preparation apparatus; dilution calculations.
Lecture 26
Solutions VI: Dissociation Stoichiometry
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Solutions VI: Dissociation Stoichiometry
In this video lecture, Chemguy explains parts per million; dissociation stoichiometry.
Lecture 27
Solutions VII: Net Ionic Equations
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Solutions VII: Net Ionic Equations
In this video lecture, Chemguy teaches net ionic equation writing.
Lecture 28
Solutions VIII: Titration Apparatus
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Solutions VIII: Titration Apparatus
In this video lecture, Chemguy shows some titration apparatus in preparation of doing some solution stoichiometry.
VIII. Gases
Lecture 29
Gases I: atm, kPa and torr
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Gases I: atm, kPa and torr
In this video lecture, Chemguy introduces gases; atm, kPa and torr.
Lecture 30
Gases II: Boyles' Law
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Gases II: Boyles' Law
In this video lecture, Chemguy teaches Boyles' Law.
Lecture 31
Gases III: Charles' Law
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Gases III: Charles' Law
In this video lecture, Chemguy goes over Charles' Law.
Lecture 32
Gases IV: Ideal Gas Law
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Gases IV: Ideal Gas Law
In this video lecture, Chemguy teaches Avogadro's Law, Ideal Gas Law, and Dalton's Law of Partial Pressure.