Y9 LC4 CHEM HWK WK3 - Extracting metals

Name a metal that reacts vigorously with cold water.

• potassium
• copper
• iron
• lead

What gas is produced when a metal reacts with water?

• carbon dioxide
• oxygen
• hydrogen
• helium

What type of reaction takes place when a substance loses oxygen?

• oxidation
• reduction

Name a metal that occurs uncombined in the Earth�s crust.

• iron
• aluminium
• copper
• gold

Name a metal that could be extracted from its metal oxide by heating with carbon.

• iron
• aluminium
• gold
• magnesium

When the alkali metals react with water, which reacts most vigorously?

• Francium
• Rubidium
• Potassium
• Sodium

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

When a metal salt reacts with a more reactive salt, what sort of reaction occurs?

• Displacement
• Neutralisation
• Combustion
• No Reaction

Tags

NGSS.MS-PS1-2

When magnesium reacts with copper sulphate, there are two products. What are they?

• Magnesium  and Copper
• Magnesium Sulphate and Copper
• Magnesium Sulphate and Copper Sulphate
• Magnesium and Copper Sulphate

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When copper and magnesium sulphate are mixed together, there is no reaction. Why?

• Magnesium is more reactive than copper
• Copper is more reactive than magnesium
• Copper never reacts with metal salts
• Magnesium Sulphate never reacts with metals

Tags

NGSS.MS-PS1-2

Metals have many useful properties. For example, they...

• ...conduct electricity
• ...are malleable
• ...are good thermal conductors
• All of these

Tags

NGSS.MS-PS2-3

NGSS.MS-PS3-3