States of Matter & Properties Flashcards
MASS
SOLIDS: definite mass
LIQUIDS: definite mass
GASES: definite mass
VOLUME
SOLIDS: definite volume
LIQUIDS: definite volume
GASES: no definite volume
SHAPE
SOLIDS: definite shape
LIQUIDS: no definite shape [shape of container]
GASES: no definite shape
DENSITY
SOLIDS: high density
LIQUIDS: less density than solids
GASES: least density
COMPRESSIBILTY
SOLIDS: incompressible
LIQUIDS: slightly compressible
GASES: highly compressible
RIGIDITY
SOLIDS: rigid
LIQUIDS: fluid
GASES: fluid
FREE SURFACES
SOLIDS: many
LIQUIDS: one
GASES: none
THERMAL EXPANSION
SOLIDS: very low
LIQUIDS: higher than solids
GASES: much greater than solids and liquids
DIFFUSION
SOLIDS: does not diffuse
LIQUIDS: some diffuse spontaneously while others don’t diffuse at all
GASES: diffuse spontaneously and rapidly
PACKING OF MOLECULES
SOLIDS: closely
LIQUIDS: loosely
GASES: very loosely
INTERMOLECULAR SPACE
SOLIDS: very low
LIQUIDS: more than in solids
GASES: highest
INTERMOLECULAR FORCE OF ATTRACTION
SOLIDS: strong
LIQUIDS: moderate
GASES: negligible
MOLECULAR MOVEMENT
SOLIDS: only vibratory motion, but mean position is fixed
LIQUIDS: translatory and rotatory in addition to vibratory in 1 direction
GASES: vibratory, translatory and rotatory in all directions
KINETIC ENERGY
SOLIDS: very low
LIQUIDS: high, more than solids
GASES: highest