Metals below carbon in the reactivity series
1 mark · EasyState the main method used to extract zinc from zinc oxide.
Work this out on paper, then compare with the answer and worked solution below. With a free account you can submit written answers for marking.
Show answer
Heating with carbon (reduction with carbon)
Also accept: Reduction by carbon; Heating zinc oxide with carbon
Common mistakes: Electrolysis
Show mark scheme and worked solution
Marking points
B1 · 1 mark · States 'heating with carbon', 'reduction with carbon' or equivalent.
Worked solution
Zinc is extracted from zinc oxide by heating it with carbon. The carbon reduces the zinc oxide to zinc metal.