Classifying

Matter

1) How Matter is Classified

2) Classifying Matter

• Matter

• Pure Substances Elements Compounds

• Mixtures

Homogeneous Mixtures• Solutions• Alloys

Heterogeneous Mixtures• Mechanical Mixtures• Suspensions

CONCEPTS EXPLORED IN THIS LESSON

• Matter can be classified by….

solid liquid gas

…its state.

HOW CAN MATTER BE CLASSIFIED?

• Matter can be classified by….

…its color.

…its state.

HOW CAN MATTER BE CLASSIFIED?

• Matter can be classified by….

…its uses.

…its color.

…its state.

HOW CAN MATTER BE CLASSIFIED?

we will be classifying matter according to its___________ and __________ of _______.

• Matter can be classified by….

…its state.

…its color.

…its uses.

…and any of its other properties.

• BUT

composition distribution particles

HOW CAN MATTER BE CLASSIFIED?

CLASSIFYING MATTER• Has mass

and volume.matter

pure substance

• A pure substance is made up of all the _________ of particles.

pure substance

same type

CLASSIFYING MATTER• Has mass

and volume.

• Made up of only one type of particle.

compound

matter

pure substance

element

element • Elements are made up of all the same particles called _____ .

Au gold

• Most elements are made up of all the same ______________.

Ni nickel

atoms

individual atoms

Au

AuAu

Au

Ni Ni

Ni Ni

element

• SEVEN elements are made up of all the same _________________.diatomic molecules

• Elements are made up of all the same particles called _____ .atoms

H2

O2

Br2

F2

I2

N2

Cl2

hydrogen

oxygen

bromine

fluorine

iodine

nitrogen

chlorine O O

O2 oxygen gas

H2 hydrogen gas

H H H H

O O

H H

O O

Each diatomic molecule is ___ of the _____ atoms bonded together.two same

element • Elements are listed on the ___________ .

platinum

iodine

chlorinemercury

manganesesodium

periodic table

CLASSIFYING MATTER• Has mass

and volume.

• Made up of only one type of particle.

compound

matter

pure substance

element

• Made up of all the same particles called atoms.

that are _________________________.

• Made up of all the same particles called ________ . Each molecule is made up of________________________two or more different atoms

compound

water

hydrogen peroxide

carbon dioxide

carbon monoxide

combined in fixed proportions

molecules

O OH H

O OH H

OH H

OH H CO O

C O

CO O

CO O

C O

C O

H2O2

CO2

CO

H2O

compound

C6H12O6 glucose

CH4 methane

C6H6 benzeneC3H8 propane

NH

HH

NH3 ammonia

• Examples of common compounds.

CLASSIFYING MATTER• Has mass

and volume.

• Made up of only one type of particle.

compound

matter

pure substance

element

• Made up of all the same particles called atoms.

• Made up of all the same particles called molecules which are two or more different atoms that are combined in fixed proportions.

mixture

• https://www.thoughtco.com/heterogeneous

-and-homogeneous-mixtures-606106

• A mixture is made up of __________ different types of particles/substances.

mixturetwo or more

CLASSIFYING MATTER• Has mass

and volume.

• Made up of only one type of particle.

compound

matter

pure substance

element

• Made up of all the same particles called atoms.

• Made up of all the same particles called molecules which are two or more different atoms that are combined in fixed proportions.

mixture

• Made up of two or more different particles/ substances mixed together.

heterogeneous mixture

homogeneous mixture

homogeneous mixtureheterogeneous mixture

• Made up of different particles that blend well and are __________________.

• Made up of different particles which don’t blend and are______________________. uniformly distributedNOT uniformly distributed

• The different particles are so small that they __________with one another and appear as one visible _____.

homogeneous mixture

• Made up of different particles that blend well and are __________________.uniformly distributed

mix evenly

wine teasalt water

• Homogeneous mixtures are also called ________.solutions

aira solution of gases (N2 and O2 mostly)

phase

Alloy: A homogeneous mixture of ______.

bronze: copper, tin

stainless steel: iron, carbon, chromium

brass: copper, zinc

18K gold: gold, silver, copper

metals

• The different particles are so small that they __________with one another.

homogeneous mixture

• Made up of different particles that blend well and are __________________.uniformly distributed

mix evenly

CLASSIFYING MATTER• Has mass

and volume.

• Made up of only one type of particle.

compound

matter

pure substance

element

• Made up of all the same particles called atoms.

• Made up of all the same particles called molecules which are two or more different atoms that are combined in fixed proportions.

mixture

• Made up of two or more different particles/ substances mixed together.

heterogeneous mixture

homogeneous mixture

• Made up of different particles which blend well and areuniformlydistributed.

heterogeneous mixture

• Made up of different particles which are ______________________.NOT uniformly distributed

• The different particles are so large that they do NOT evenly mix with one another

However, some appear as if they are evenly mixed even when they are not

or they are chemically unable to mix with one another

(e.g. salt and pepper mixture)

(e.g. oil and water).

(e.g. paint).

heterogeneous mixture

• Made up of different particles which are ______________________.NOT uniformly distributed

blood

sand

paint

tomatojuice

salad

laundry

shots