Chemistry 1
Chemistry 2
Periodic Table
Matter
100

What is an element, and give an example?

An element is made up of only one type of atom. e.g., helium
100

What is is called when 2 or more elements are joined together physically and can be reversed.

Mixture

100

What is the lightest element on the periodic table?

Hydrogen

100

What is Matter?

Everything

200

What is a compound and how is it joined?

A compound is made up of 2 or more elements joined together chemically.

200

What is a homologous mixture?

Mixture that has a uniform distribution? E.g., Black tea and milk mixed together.

200

Where would I find the atomic number

Top left of the element box

200

What are the three states of matter?

Solid, Liquid, Gas

300

What is a mixture?

2 or more elements joined together physically.

300

Ice melting is an example of what type of reaction? Physical or chemical?

Physical because it can be reversed.

300

What elements has the symbol Au?

Gold

300

What is matter made out of?

Particles called atoms.

400

Can you tell me the amount of atoms of each element in the following. CH4

C x 1

H x 4

400

A bush fire occurs. Is this physical or chemical change and why?

Chemical because it cannot be reversed.

400

What is the element with the atomic number 33

Arsenic

400

What is an example of a solid changing state to a liquid.

Ice melting

500

Can you give me an example of a compound.

H2O or C2O

500

What is a heterogeneous mixture?

Has no uniform distribution. E.g., oil and vinegar 

500

Can you name any element apart of the Noble Gases

Helium, Neon, Argon

500

What is an example of a liquid to gas state of matter change 

evaporation