Gas particles spread out to fill a container evenly, unlike solids and liquids. Gas is a state of matter that has no fixed shape and no fixed volume. Gases have lower density than other states of matter, such as solids and liquids.
A gas has no definite shape or volume and it will fill its container , its particles are the farthest away from each other compared to solids and liquid. Gases are generally easily compressed and they form homogeneous mixtures with each other.
