Element , Compound and Mixture

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Element , Compound and Mixture

Elements

All are listed on the Periodic Table

Do not get simpler with

Physical Changes

Chemical Changes

Categories

Metal

Good Conductors of Electricity , Shiny and Malleable

Metalloids

can be

Non-Metals

that are

Dull , Brittle and Bad Conductors of Electricity

Shiny/Dull , Malleable/Brittle and Conductors of Electricity

And Compound

Can be put together to form Mixture

are Pure Substance

and

Have only one type of particle

Have

Characteristic Properties

Help identify a substance

Do not change

Density

Melting Point

Boiling Point

Compound

Subtopic

Energy is taken in or given out during the formation of a Compound

The different Elements in a Compound are joined together in a fixed proportion by Mass

Properties are different from those of its constituents Elements

Chemical reaction takes place during the formation of Compound

definition

A pure substance consisting of two or more chemically combined Elements

are all molecules

Mixture

properties

Can be seperated by physical methods such as filtration or distillation

No energy is taken out or taken in during the formation of a Mixture

Has the properties of its constituents

Can be seperated into its constituents by physical methods

No chemical reaction takes place during the formation of a Mixture

are

Made up of Pure Substance

examples

Brass

Ink

Fizzy Drinks

Air

defination

Made up of 2 or more Elements and/or Compounds that are not chemically combine