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Metals and Non-Metals — Free MYP1 Sciences Practice Questions
1QuestionCorrosion and Its PreventionConcept Practice
2 marks~3 minCriterion A
The diagram shows an iron nail partly in water. The labels are:
X — the rusty area, Y — the water line, Z — the shiny metal above the water.
X — the rusty area, Y — the water line, Z — the shiny metal above the water.
a
Identify the label that shows where corrosion has happened. [1]
b
Describe what corrosion has done to the metal at that label. [1]
Solutions
2QuestionProperties and Uses of MetalsConcept Practice
2 marks~3 minCriterion D
A bicycle frame can be made from aluminium (density ) or steel (density ).
a
Identify which metal is more suitable for a lightweight frame that needs to be carried up stairs. [1]
b
Describe one problem that would occur if the heavier metal were used instead. [1]
Solutions
3QuestionCorrosion and Its PreventionConcept Practice
3 marks~5 minCriterion B
Three metals were left in salt water for 30 days. The mass lost by each metal is shown below.
| Metal | Mass lost (g) |
|---|---|
| Iron | 4 |
| Copper | 1 |
| Zinc | 2 |
a
Identify the metal that corroded the most. [1]
b
Describe what the data shows about how mass loss and corrosion are linked. [1]
c
Compare the corrosion of iron and copper. Use the reactivity of the metals in your answer. [1]
Solutions
4QuestionReactions of Metals with AcidsConcept Practice
3 marks~5 minCriterion C
A student placed three metals in separate beakers of dilute hydrochloric acid and counted the bubbles produced each minute.
| Metal | Bubbles per minute |
|---|---|
| Magnesium | 45 |
| Zinc | 18 |
| Iron | 6 |
a
Identify the metal that reacts most vigorously with the acid. [1]
b
Describe the trend in reactivity shown by the data. [1]
c
Zinc produces 18 bubbles per minute and iron produces 6 bubbles per minute. Compare how reactive these two metals are with the acid. [1]
Solutions
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