Chemistry, Friday Bell Ringer, 10/12/18

An elements ability to react with acid is an example of a

• Pure Substance
• Physical Property
• Chemical Property
• really cool trick

A pure substance that cannot be separated into simpler substance by physical or chemical means

• mixure
• element
• compound
• neutron

Which of the following will not break down compounds?

• electric current
• chemical change
• filtering

When elements form mixtures, the elements

• React to form a new substance with new properties
• combine in a specific mass ratio
• keep their original properties 

A sample of matter, either a single element or a single compound, that has definite chemical and physical properties

• metal
• metalloid
• pure substance

what is in this photo?

• compound
• mixture
• element

What is in this photo? 

• compound
• mixture
• element

What is in this photo? 

• element
• compound
• mixture

Which of the following is NOT a pure substance?

• milk
• water
• oxygen
• carbon dioxide

Water is a compound because it

• can be broken down into hydrogen and oxygen
• has a fixed composition
• is made of water atoms joined together
• can be broken down into hydrogen and oxygen AND has a fixed composition

Tags

NGSS.MS-PS1-1