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Ch. 2
Chapter 2 Definitions
Term | Definition |
---|---|
Matter | Anything that occupies space and has mass. |
Mass | How much of something there is. |
Element | Substance that cannot be broken down into smaller substances by ordinary chemical means. |
CHNOPS + Ca | Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur + Cacium |
Chemical (atomic) symbol | A symbol that represents an element |
Structure of an Atom | Nucleus:Protons, Neutrons, Electrons. |
Nucleus | Total Positive Charge |
Molecule | Multiple atoms bonded together sharing electrons. |
Compound | Molecule with w/different atoms. |
Chemical Formula | Shows what atoms are in the molecule. |
Chemical Bond | The force of attraction that holds atoms together. |
Ionic Bonds - Molecules | Table salt, bones and teeth. |
Electrolytes | Ionic compounds that dissolve in water conducting an electricla current. |
Covalent Bond | |
Hydrogen Bond | (blank) |
Inorganic Molecules | (blank) |
Organic Molecules | (blank) |
Properties of water | (blank) |
Hydrophobic | (blank) |
Hydrophilic | (blank) |
Water compartments in the body | Intracellular Fluid (ICF) and Extracellular Fluid (ECF) |
Simple sugars | (blank) |
Complex Carbohydrates | (blank) |
Monosaccharides | (blank) |
Disaccharides | 2 Molecules of sugar |
Maltose | 2 Glucose Molecules |
Sucrose | 1 Glucose + 1 Fructose |
Lactose | 1 Glucose + 1 Galactose |
Glycogen | Polysaccharide:animal product ; Stores extra gulcose (energy) in body. |
Starch | Polysaccharide:plant product, storage form of carbohydrates in plants. |
Cellulose | Polysaccharide:plant product, made of glucose ; Forms cell walls of plants ; cannot be digested by humans. |