4E Reactivity series extraction of metals

What is the removal of oxygen from a substance called?

• reduction
• extraction
• electrolysis
• oxidation

Which element cannot be extracted from its ore by reduction with carbon?

• iron
• aluminium
• copper
• lead

Which series is used to predict the reactions of metals with carbon and other elements?

• reactionary series
• reaction series
• redox series
• reactivity series

What is the name of the process that uses electricity to separate the elements in a compound?

• reduction
• electrolysis
• extraction
• mining

How could you extract sodium from molten sodium chloride?

• reduction by carbon
• electrolysis
• decomposition
• oxidation

How would you best extract iron from haematite (iron ore)?

• reduction by carbon
• electrolysis
• decomposition
• oxidation

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

• iron
• aluminium
• gold
• magnesium

A method of extracting metals from their ores that are more reactive than carbon.

• carbon extraction
• fractional distillation
• electrolysis
• cracking

Metal A is more reactive than Metal B. The following displacement reaction takes place.

Metal A + Metal B in compound ---> Metal B + Metal A in compound.

True or False.

• True

• False

Acid + Metal --> ?

• Salt + Water
• Salt + Hydrogen
• Salt
• Hydrogen