ClassifyingMatter

CLASSIFYING MATTER

• Has mass and volume.

matter

pure substance

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

pure substance

same type

This is one particle.The rest are all the same particles.

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

• 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 are __________________.

• Made up of different particles which are ______________________. uniformly distributedNOT uniformly distributed

homogeneous mixture• Made up of different particles that are __________________.uniformly distributed

• The different particles are so small that they mix evenly with one another.

homogeneous mixture• Made up of different particles that are __________________.uniformly distributed

• The different particles are so small that they mix evenly with one another.

wine teasalt water

• Homogeneous mixtures are also called ________.solutions

air a solution of gases (N2 and O2 mostly)

homogeneous mixture• Made up of different particles that are __________________.uniformly distributed

• The different particles are so small that they mix evenly with one another.

Alloy: A homogeneous mixture of ______.

bronze: copper, tin

stainless steel: iron, carbon, chromium

brass: copper, zinc

18K gold: gold, silver, copper

metals

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 are uniformly distributed.

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

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 don't blend and are NOT uniformly distributed.

• Made up of different particles which blend well and are uniformly distributed.suspensioncolloid

but will ________ into ______________ over time. different phases

• The different particles __________

____ and ___________________

mixture suspension• The different types of particles ______________ and appear homogeneous

settle outinto distinctly visible phasesseparatedon’t blend well

blend fairlywell

Are these mechanical mixtures, colloids or

suspensions?

colloidThe different particles __________blend well

appear homogeneous and ___________________ but will NOT settle out.

but will ________ into ______________ over time. different phases

• The different particles __________

____ and ___________________

mixture suspension• The different types of particles ______________ and _______ into ____________________. settle outdistinctly visible phases

separatedon’t blend wellblend fairly

well

tomato juice

mud paint

bloodlaundry salad

flour and water

oil and vinegar

sand

appear homogeneous

colloid

jello cloud Whipping cream

milk

but will ________ into ______________ over time. different phases

• The different particles __________

____ and ___________________

suspension

settle out

blend fairlywell

• Since particles in a suspension are small they will ______ mix together and ______________.

• However, since they contain particles that are _____ than those in a _______, they ______ stay evenly mixed over time.

largersolution do not

initiallyappear uniform

suspensionafter being shaken

suspensionafter settling

appear homogeneous

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 don't blend and are NOT uniformly distributed.

• Made up of different particles which blend well and are uniformly distributed.suspensioncolloid

• The different types of particles blend well and do not separate into distinctly visible phases.

• The different particles blend fairly well and appears homogeneous but will settle out into different phases over time.

Tyndall Effect - sunsets