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CAIE IGCSE Chemistry 9.4.3 Deducing an Order of Metal Reactivity

Practise ranking familiar or unknown metals from displacement, water, steam, acid and oxide-reduction evidence.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • rank metals by comparing reactions with cold water, steam and dilute acid
  • use displacement evidence to place the free metal above the displaced metal
  • combine several pairwise results into one consistent most-to-least reactive order

9.4.3—Deduce an order of reactivity from a question 1

[Maximum number: 1]

Use the information in (a) and (b) to put the three metals lead, nickel and silver in order of reactivity. most reactive

Figure for Question 9.4.3—Deduce an order of reactivity from a question 1 — CAIE IGCSE Chemistry

least reactive

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