Chapter 3 Flashcards
chemical bond
the combining of atoms to form molecules or compounds
ionic compound
a compound made of oppositely charged ions
covalent compound
a chemical compound formed by the sharing of electrons
acid
any compound that when dissolved in water increases the # of hydronium ions
indicator
a compound that changes color based on pH
base
any compound that increses the # of hydroxide ions when dissolved in water
neutralization reaction
the reaction of an acid and a base to form a neutral solution of water and a salt
pH
a value that is used to express the acidity or basicity of a substance
salt
an ionic compound that forms when a metal atom replaces the hydrogen of an acid
organic compound
a covalently bonded compound that contains carbon
hydrocarbon
an organic compound that contains only hydrogen and carbon
carbohydrate
a class of energy giving nutrients that includes sugars, starches, and fiber; composed of one or more simple sugars bonded together
lipid
a type of biochemical that does not dissolve well in water; fats and steroids are lipids
protein
a molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body
nucleic acid
a molecule made up of subunits called nucleotides
