Corrosion

Corrosion

Assessment

Interactive Video

Science, Physics, Engineering, Chemistry

6th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains the process of metal corrosion, using iron rusting as an example, which requires both water and oxygen. It highlights that more reactive metals corrode faster, with aluminium being an exception due to its protective oxide layer that prevents further corrosion.

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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What two elements are necessary for the rusting of iron to occur?

Water and nitrogen

Nitrogen and carbon dioxide

Water and oxygen

Oxygen and carbon dioxide

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the reactivity of a metal generally affect its corrosion rate?

Less reactive metals corrode more quickly

More reactive metals corrode more quickly

Reactivity does not affect corrosion rate

More reactive metals corrode more slowly

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which metal forms a protective oxide layer that prevents further corrosion?

Aluminium

Copper

Zinc

Iron

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of aluminium's oxide layer in corrosion?

It has no effect on corrosion

It accelerates corrosion

It makes aluminium more reactive

It prevents further corrosion

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following metals is an exception to the general rule of corrosion due to its protective oxide layer?

Iron

Aluminium

Lead

Copper

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