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Controlling reactions

Controlling reactions

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Question 6

Enzymes are biological catalysts.

Which of the following catalysts is an example of an enzyme?

A

Nickel – a catalyst used in the hydrogenation of vegetable oils.

B

Lactase – a biological catalyst that breaks down lactose in the digestive system.

C

Platinum – a catalyst used in catalytic converters.

D

Iron – a catalyst used in the Haber process.

Markscheme

Controlling reactions Questions

  1. GCSE
  2. /Chemistry
  3. /Controlling reactions

31 exam-style questions on OCR GCSE Chemistry Controlling reactions. Each one has a worked solution and a mark scheme showing where the marks go.

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