Elements, Compounds and Mixtures

suspensions

solutions

solute

has differnt

solubilities

which can
depend on

temperature

nature of solvent

nature of solute

rates of dissolving

which can
depend on

size of solute peactices

rate of stirring

temperature

it an object by joining basic buliwing blocks together. for example, with a set of plastic building blocks. many different modles can be made from a few different blocks

there are millions of substance in the world. howerver, they are all made from a small number of basic substances. this bacis substances all called element

an elements is a pure substamces that cannot be broken down into any simpler substances by chemical methods.

are classified in the periodic table

mix with other elements or compounds to form mixture

combine chemically to form compunds

can be differentiated by whether

They can be separated by physical or chemical methods

Their propotionof componets is fixed or not fixed

Their properties are similar to or different from those of their componets