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CAIE IGCSE Chemistry 9.3.3 Uses of Alloys in Terms of Their Questions

Work through real CAIE IGCSE Chemistry questions to connect stainless-steel composition with strength, corrosion resistance and practical uses.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • match alloy uses to strength, corrosion resistance and cost
  • identify suitable and unsuitable applications for stainless steel
  • explain why stainless steel is used for cutlery, pipes and other products
  • explain why excess carbon must be reduced to make useful steel

CAIE IGCSE Chemistry 9.3.3 Uses of Alloys in Terms of Their Questions question 1

[Maximum number: 1]

Which statement about metals and their uses is correct?

A

Aluminium is used in the manufacture of aircraft because it has a high density.

B

Copper is used to make cooking utensils because it is a poor conductor of heat.

C

Mild steel is used to make car bodies because it is brittle and breaks easily.

D

Stainless steel is used to make cutlery because it is resistant to corrosion.

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