Element , Compound and Mixture
Mixture
defination
Made up of 2 or more Elements and/or Compounds that are not chemically combine
examples
Air
Fizzy Drinks
Ink
Brass
are
Made up of Pure Substance
properties
No chemical reaction takes place during the formation of a Mixture
Can be seperated into its constituents by physical methods
Has the properties of its constituents
No energy is taken out or taken in during the formation of a Mixture
Can be seperated by physical methods such as filtration or distillation
Compound
are all molecules
definition
A pure substance consisting of two or more chemically combined Elements
properties
Chemical reaction takes place during the formation of Compound
Properties are different from those of its constituents Elements
The different Elements in a Compound are joined together in a fixed proportion by Mass
Energy is taken in or given out during the formation of a Compound
Subtopic
Elements
Have
Characteristic Properties
Density
Boiling Point
Melting Point
Do not change
Help identify a substance
are Pure Substance
and
Have only one type of particle
And Compound
Can be put together to form Mixture
Categories
Metalloids
can be
Shiny/Dull , Malleable/Brittle and Conductors of Electricity
Non-Metals
that are
Dull , Brittle and Bad Conductors of Electricity
Metal
are
Good Conductors of Electricity , Shiny and Malleable
Do not get simpler with
Chemical Changes
Physical Changes