Iron is a metal. Iron has a high density, a high melting point and a high boiling point. The list shows five metals. Put these metals in order of their reactivity. Put the most reactive metal at the top.

Chemistry

IGCSE&ALevel

CAIE

Exam No：0620_s24_qp_31 Year：2024 Question No：7(c)

Answer:

9.1.1.1. thermal conductivity

9.1.1.2. electrical conductivity

9.1.1.3. malleability and ductility

9.1.1.4. melting points and boiling points

9.1.2.1. dilute acids

9.1.2.2. cold water and steam

9.1.2.3. oxygen

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