Genchem 1

• Intensive Properties- do not depend on the amount of the matter
• Extensive Properties- do depend on the amount of matter
• Properties of Matter- can be in the form of solid liquid and gas
• Properties of Matter- can be in the form of solid liquid and gas

• Matter has mass and occupy space
• Chemical Properties can be observed when there is a change in the composition of the substance
• Chemical Properties can be observed when there is a change in the composition of the substance

• Chemical Properties

  • Biodegradable

  • Reactivity

  • Combustivity
• Physical Properties is a characteristics of matter that can be observed or measured without changing the composition of the substance
• Physical Properties is a characteristics of matter that can be observed or measured without changing the composition of the substance
• Density of the following:

  Water= 1.00 g/ml

  Alcohol= 0.79 g/ml
• What is the chemical formula of the following:

  Glycerol C3H8O3

  Clorox NaClO

  Salt NaCl

  Ammonia NH3

  Baking Powder NaHCO3
• Nitrous Oxide anesthetic for minor surgery, also known as laughing gas
• Hypochlorites is a chemical substance that is used to chlorinate the swimming pools
• Sodium Bicarbonate is a chemical substance used to make cakes and other baked products rise in the oven
• Separation Techniques

  • Decanting

  • Chromatography

  • Centrifugation

  • Distillation

  • Evaporation

  • Filtration

  • Magnetic Separation

  • Mechanical Separation
• Decanting is a process for separating the liquid component of a solid-liquid mixture from solid pouring
• Chromatography is separating components of a mixture that have differing absorptive tendencies on a stationary phase
• Centrifuguration is a method of separating molecules having different densities by spinning them
• Distillation is process of separating components of mixture based on different boiling points
• Evaporation is the process heating the solution until the solvent evaporates
• Filtration is used to separate insoluble solid from a liquid by the use of filter paper
• Residue is the amount of solids remains
• Filtrate is the liquid which pass through a filter paper
• Mechanical Separation is used to separate components of mixture with the used of tools such as forceps
• Magnetic Separation is used to separate a magnetic solid from a heterogenous mixture