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Videos: 25 results
Acid Base Reactions  
Simple experiments show the titration of acids with sodium hydroxide and the generation of acid from carbon dioxide in water.
Acids / Bases |
Aqueous Solution Chemistry |
Reactions |
pH
Electrolysis  
Various examples of electrolysis are presented.
Aqueous Solution Chemistry |
Electrochemistry |
Oxidation / Reduction |
Water / Water Chemistry |
Acids / Bases |
pH |
Conductivity
Electrolysis-Water  
This experiment demonstrates the electrolysis of water.
Electrochemistry |
Water / Water Chemistry
Reaction: Potassium with Water  
Demonstrations of potassium reacting in water.
Descriptive Chemistry |
Water / Water Chemistry
Oxidation-Reduction (Redox) Reactions  
Demonstrations exploring oxidation/reduction chemistry.
Aqueous Solution Chemistry |
Electrochemistry |
Oxidation / Reduction |
Water / Water Chemistry |
Acids / Bases |
pH |
Conductivity |
Reactions |
Applications of Chemistry |
Descriptive Chemistry |
Electrolytic / Galvanic Cells / Potentials |
Laboratory Equipment / Apparatus
Reactions: Acetylene  
Preparation of acetylene and the reaction of chlorine with acetylene are demonstrated. An antique carbide lamp is also demonstrated.
Alkynes |
Reactions |
Water / Water Chemistry |
Oxidation / Reduction
Reactions involving Acetylene  
Some movies relating to acetylene are presented.
Alkynes |
Reactions |
Water / Water Chemistry |
Applications of Chemistry
Exploding Hydrogen Balloons  
Explosions of hydrogen-filled balloons are demonstrated.
Descriptive Chemistry |
Spectroscopy |
Water / Water Chemistry
Electrostatic Attraction-Liquids  
Liquids are brought near a charged rod to check for attraction.
Covalent Bonding |
Noncovalent Interactions |
Water / Water Chemistry
Enthlapy-Thermodynamics  
Reactions and demonstrations the explore thermodynamic concepts.
Precipitation / Solubility |
Solutions / Solvents |
Calorimetry / Thermochemistry |
Applications of Chemistry |
Acids / Bases |
Physical Properties |
Reactions |
Thermodynamics |
Gases |
Phases / Phase Transitions / Diagrams |
Water / Water Chemistry |
Liquids |
Solids |
pH |
Consumer Chemistry |
Kinetics |
Oxidation / Reduction
Reactions: Nonmetals with Water  
Nonmetallic elements are shown reacting with water.
Descriptive Chemistry |
Oxidation / Reduction |
Reactions |
Water / Water Chemistry
Reactions: Alkaline Earth Metals with Water  
Alkali earth metals are shown reacting in water.
Descriptive Chemistry |
Oxidation / Reduction |
Reactions |
Water / Water Chemistry
Reactions: Alkali Metals with Water  
Alkali Metals are shown reacting in water.
Descriptive Chemistry |
Oxidation / Reduction |
Reactions |
Water / Water Chemistry |
Acids / Bases
HCl, NaOH, NaCl and Water  
Electrolysis of HCl, NaOH and NaCl solutions and of water is shown.
Aqueous Solution Chemistry |
Electrochemistry |
Oxidation / Reduction |
Water / Water Chemistry
Conductivity of Aqueous Acids, Bases, and Salts  
The conductivity of carboxylic acid solutions is tested with a conductivity apparatus.
Acids / Bases |
Carboxylic Acids |
Physical Properties |
Water / Water Chemistry
Steam and Superheated Steam  
Water is boiled and the steam is collected and run through a coil of copper tubing. When a gas burner heats the steam coil strongly, the steam becomes superheated and is at a high enough temperature to ignite a match and react quickly with steel wool.
Applications of Chemistry |
Gases |
Phases / Phase Transitions / Diagrams |
Water / Water Chemistry
Hydrophobic Effect  
Hydrophobic Effect: Octanoic acid forms a monolayer on the surface of water under certain conditions.
Alkanes / Cycloalkanes |
Carboxylic Acids |
Molecular Properties / Structure |
Water / Water Chemistry |
Noncovalent Interactions
Isotopes: Heavy Water Ice Cubes  
An H2O ice cube is shown to float in a beaker of liquid water, while an ice cube of D2O (heavy water) is shown to sink in liquid water.
Hydrogen Bonding |
Isotopes |
Physical Properties |
Atomic Properties / Structure |
Water / Water Chemistry
Relative Reactivity: Strong Acid, Weak Acid, Buffer Solution  
A strong acid, a weak acid, and a buffer solution are each added to sodium bicarbonate and the reaction rates are compared.
Acids / Bases |
Kinetics |
pH
pH Meter  
The use of a pH meter is demonstrated.
Laboratory Equipment / Apparatus |
pH
pH  
The use of pH meters and pH paper to measure the pH of solutions is demonstrated.
Laboratory Equipment / Apparatus |
pH
Ammonia Fountains  
An ammonia fountain is demonstrated.
Acids / Bases |
Aqueous Solution Chemistry |
pH |
Precipitation / Solubility
pH of Acetic Acid Derivatives  
The pH of acetic acid, monochloro-, dichloro-, trichloro-, and trifluoroacetic acids are compared.
Acids / Bases |
Carboxylic Acids |
pH |
Physical Properties |
Molecular Properties / Structure
Ammonia Fountains - Multiple  
System of multiple ammonia fountains are set up and run. A separatory funnel, four round-bottomed flasks, and some tubing form a closed system. One end of the tubing is immersed in an acetic acid solution that contains universal indicator. The glassware has been filled with ammonia gas. The stopcock of the funnel is closed.
Acids / Bases |
Aqueous Solution Chemistry |
pH |
Precipitation / Solubility
Solutions  
Reactions and demonstrations exploring the concepts of solutions.
Noncovalent Interactions |
Physical Properties |
Precipitation / Solubility |
Solutions / Solvents |
Calorimetry / Thermochemistry |
Applications of Chemistry |
Acids / Bases |
Aqueous Solution Chemistry |
pH |
Conductivity |
Reactions |
Titration / Volumetric Analysis |
Liquids |
Solids |
Equilibrium |
Transport Properties