Physical and Chemical Properties of Matter Flashcards
What are Physical properties?
characteristics that can be observed without affecting the identity of the substance.
What are Chemical properties?
characteristics that can be observed when a substance undergoes a change in its composition.
What do you call characteristics that can be observed without affecting the identity of the substance?
Physical Properties
What do you call characteristics that can be observed when a substance undergoes a change in its composition?
Chemical Properties
What do you call when an electric current is passed through liquid water to decompose the substance into hydrogen and oxygen gases?
Electrolysis
What is electrolysis?
When an electric current is passed through liquid water to decompose the substance into hydrogen and oxygen gases.
What are the 3 main states of matter?
solid, liquid and gas
What is the first rule of the Particle Theory of Matter?
Matter is made up of particles
What is the second rule of the Particle Theory of Matter?
Particles are in constant motion
What is the third rule of the Particle Theory of Matter?
Particles have spaces in between them
What is the fourth rule of the Particle Theory of Matter?
Heat makes the Particles move faster
What do you call particles that stay together?
solid
What do you call particles that are slightly parted?
liquid
What do you call particles that are far away from each other?
gas
what has definite shape, definite volume, generally incompressible, has high density and has low KE?
solids
