Mixtures Compounds

When these two elements are heated, they combine together to form the compound .....

• iron sulfide

• iron sulfur

• sulfur iron

• iron filings

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

By this picture, we can see that sulfur atom and iron atom ..... together to form compound iron sulfide

• combine

• unite

• what

• why

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

compounds formed from

• when atoms of elements bond tightly together

• when atoms of elements bond loosely together

• when atoms of elements bond are not tightly together

Tags

NGSS.MS-PS1-1

which one is compound?

• iron filings

• sulfur

• iron sulfide

Tags

NGSS.MS-PS1-1

this is particle diagrams of some gases in.....

• air

• water

• sand

• soil

Tags

NGSS.MS-PS1-1

Mixture contain .... elements and/or compounds that are joined together chemically (bonded)

• different

• similar

if in a container consists of molecule oxygen, molecule nitrogen, and water so we called in the container contain ....

• mixture

• element

• compound

Tags

NGSS.MS-PS1-1

A ..... has different properties to the elements from which it is formed

• compound

• mixture

• element

In a ........, each element or compound still has its usual properties

• mixture

• compound

• element

which one is mixture?

• carbon dioxide

• oxygen

• air

• water