Question 4(b)(i)
[Maximum number: 2]
Chromium is a transition element.
Chromium is used to electroplate steel objects. The diagram shows how this could be done.
Give two reasons why steel objects are plated with chromium.
IGCSE Chemistry Extended 4.1.6—Metal objects are electroplated to Topic Practice
4.1.6—Metal objects are electroplated to
• State: metal objects are electroplated to improve their appearance and resistance to corrosion
Question 4(b)(i)
[Maximum number: 2]
Chromium is a transition element.
Chromium is used to electroplate steel objects. The diagram shows how this could be done.
Give two reasons why steel objects are plated with chromium.
Question 4(b)(ii)
[Maximum number: 1]
Solutions of ionic compounds can be broken down by electrolysis.
Metal objects can be electroplated with silver.
Give one reason why metal spoons are electroplated with silver.
Question 5(c)(ii)
[Maximum number: 2]
This question is about electricity and chemical reactions.
Spoons can be electroplated with silver.
State two reasons why spoons are electroplated.
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