Chemistry of Life Flashcards
atom
smallest unit
proton
positive charge
neutron
neutral charge
electron
negative charge
chemical compound
made up of two or more specific elements
ion
atom with charge due to loss/gain of electrons
ionic bond
bond formed when valence electrons of one atom are transferred
covalent bond
bond formed when of sharing one or more electrons between two atoms
molecule
group of atoms bonded together
organic compound
contains at least two carbon atoms
inorganic compound
have one or no carbon atoms
polymer
large molecules
macromolecule
molecule containing a large number of atoms
carbohydrate
store energy
breaking them down provides energy
made up of mono, di, and polysaccharide
lipid
waxy, fatty, or oily compounds
made up of fatty acids
can store and release energy